Graphical Calculator and Dairy

This is a Graphical calculator and graphical dairy which uses files to store the diary information.
[code=’c’]/*******************************************************
* MYCPLUS Sample Code – https://www.mycplus.com *
* *
* This code is made available as a service to our *
* visitors and is provided strictly for the *
* purpose of illustration. *
* *
* Please direct all inquiries to saqib at mycplus.com *
*******************************************************/

#include “calcu.h” //to include functions of this project
//its definition can be found at the bottom of the code

void main() //main()
{
menu:clrscr(); //before making clear the screen fully
enum boolean{false,true}; //set false to value of 0
//set true to value of 1

const char ESC=27; //to exit
char dstring[80]; //string to store the numbers as chain
char tempbuf[80]; //temporary string
int numchars=0; //to count no:of characters in str
char oper; //to get the operator like +,-,*,/
boolean isfirst=true; //allow the user to use the calc first time
boolean chain=false; //chaining is allowed
double number1,number2,answer; //num 1,num2, and answer
char ch,mh; //get the pressed key from user

int d,m;
d=DETECT;
//detect the best driver on sys
initgraph(&d,&m,”F:\\tc\\bgi”); //set the graphics mode

setcolor(RED);
cartoon();
setfillstyle(SOLID_FILL,BLACK);
floodfill(20,20,CYAN);

b[26].setit(350,250,150,150,””);
b[27].setit(350,350,150,250,””);
settextstyle(DEFAULT_FONT,0,1);
outtextxy(200,200,”DIARY (d)”); //to display the buttons
outtextxy(200,300,”CALC (c)”); //to choose calc and diary
b[28].setit(630,450,0,400,””);
setcolor(LIGHTBLUE);
settextstyle(DEFAULT_FONT,0,1);
outtextxy(130,420,”WELCOME TO THE DIGITAL WORLD:AVINASH”);

setcolor(RED);
settextstyle(DEFAULT_FONT,0,1);

//get the response

menu_cartoon();
mh=getch();
if(mh==’c’) //if calc is choosed
{

cartoon();

b[26].colc(8,7);
setfillstyle(SOLID_FILL,BLACK);
floodfill(50,50,BLUE);

displayc(); //display the calc(fully)

setcolor(LIGHTBLUE);

outtextxy(370,130,”f=factorial q=1/number.”);
outtextxy(370,150,”w=log(n) with base 10.”); //abbreviations of calc
outtextxy(370,170,”e=sqrt(n) “);
outtextxy(370,190,”y=e^n b=x^y.”);
outtextxy(370,210,”ESC=quit”);

b[16].setit(630,400,0,250,””); //for the results showing screen
setfillstyle(SOLID_FILL,BLACK);
floodfill(100,300,RED);

calc_cartoon(ch);

while( (ch=getch()) !=ESC) //stop when escape is pressed
{

if(ch>=’0’&&ch<='9'||ch=='.') {switch(ch) { case '0':b[0].colc(8,7); break; case '1':b[1].colc(8,7); break; case '2':b[2].colc(8,7); break; case '3':b[3].colc(8,7); break; case '4':b[4].colc(8,7); break; //all to change colors case '5':b[5].colc(8,7); break; case '6':b[6].colc(8,7); break; case '7':b[7].colc(8,7); break; case '8':b[8].colc(8,7); break; case '9':b[9].colc(8,7); break; case '.':b[10].colc(8,7); break; }dstring[numchars++]=ch; //to insert the num into the string dstring[numchars]='\0'; //at the last position insert NULLif(atof(dstring)>99999999999999999999.99|| numchars>20)
{ //if numbers are too large to display
sound(200); nosound(); //then do not insert them in str
dstring[–numchars]=’\0′; //keep adding NULLs
}
out(atof(dstring)); //display the final string

}

else if(ch==’/’||ch==’*’||ch==’-‘||ch==’+’||ch==’=’||ch==’b’||ch==’y’|ch==’f’||ch==’q’||ch==’w’||ch==’e’)
{
strcpy(tempbuf,dstring); //store str1 to a temp str
numchars=0;
dstring[numchars]=’\0′; // insert null in str1
out(atof(dstring)); //display the 0.000

if(isfirst) //if it is the first time
{
number1=(chain)?answer:atof(tempbuf);
isfirst=false; //now it is not the first time
//this must be the operator

a:switch(ch) //read the operator
{
case ‘/’:b[14].colc(8,7); out(0.0); oper=’/’; break;
case ‘+’:
case ‘=’:
b[12].colc(8,7); out(0.0);
oper=’+’;
break;
case ‘-‘:b[13].colc(8,7); out(0.0); oper=’-‘; break;
case ‘*’:b[15].colc(8,7); out(0.0); oper=’*’; break;
case ‘f’:b[18].colc(8,7); out(factorial(tempbuf)); break;
case ‘q’:b[17].colc(8,7); out(inverse(tempbuf)); break;
case ‘w’:b[19].colc(8,7); out(loge(tempbuf)); break;
case ‘e’:b[20].colc(8,7); out(sqt(tempbuf)); break;
case ‘y’:b[22].colc(8,7); number1=exp(atof(tempbuf));
out(number1); break;

case ‘b’:b[25].colc(8,7);
oper=’b’;
out(0);
break;
}
}

else
{
b[12].colc(8,7);
number2=atof(tempbuf); //store temp str to num 2
switch(oper) //calculate the answer
{
case ‘/’:
if(number2==0.000000)
{
outtextxy(150,15,”Overflow”); //show error
}
else
{
answer=number1/number2;
}
break;

case ‘*’:answer=number1*number2; break;
case ‘-‘:answer=number1-number2; break;
case ‘+’:answer=number1+number2; break;
case ‘b’:answer=pow(number1,number2); break;
}

if(answer>999999999999999999999.99) //if ans is too large
{
setcolor(GREEN);
outtextxy(150,15,”Overflow”); //show error
}
else
{
out(answer); //display the answer
number1=answer; //set num1=ans
}
isfirst=false; //not the first num, must be operator
chain=true; //now chain to calculate
}
}

else if(ch==’C’||ch==’c’) //to clear the screen
{
b[11].colc(8,7);
isfirst=true; //now from here this is the first time again
chain=false; //do not chain i.e no operator
numchars=0;
dstring[numchars]=’\0′; //set the current string to NULL
out(0.0); //display 0.000
}

else //if any other key is pressed
{ //show delay and danger sounds
delay(100); sound(200); delay(300); nosound();
}

calc_cartoon(ch);

}

goto menu; //goto the choosing menu

}

else if(mh==’d’) //if diary is chosen
{
cartoon();

setfillstyle(SOLID_FILL,BLACK);
floodfill(50,50,BLUE);
displaydss();
displayds();
displayd(); //display the diary and buttons

const char ESC=27,ENTER=13,BACK=8;
setcolor(BLACK);
outs(“1. to enter, 2. to search, 3. to change device”);

char m;

while( (m=getch()) !=ESC)
{

if(m==’1′) //to enter things
{
displayds();
dstorage d;

char ch;

do
{

fstream file(“stored.DAT”,ios::out|ios::in|ios::app);
//create the file to store name and numbers

displayds();
displaydss();

char name[25];
char till;
do
{
setcolor(BLACK);
outs(“Enter the name(max 10 characters): “);
//ask to enter name

int y=0;
char c;
while( (c=getch()) !=ENTER)
{

gettc(c);
if(c==BACK)
{

name[–y]=’\0′;

displaydss();

}

else
{
name[y++]=c;
}

name[y]=’\0′;
setcolor(CYAN);

outss(name);

}

stop:outs(“Want to enter again(y/n): “);

till=getch();
gettc(till);

if(till==’y’)
{
y=0;
displayds();
displaydss();
name[0]=’\0′;
}

else
{
strcpy(d.info,name); //finally copy the name to d.info
}
}
while(till==’y’);

displayds();

do
{

setcolor(CYAN);
again:outs(“Enter the phonenumber: “);
//prompt to enter phone number
displaydss();

char pass[25];
int z=0;
char c;
while( (c=getch()) !=ENTER)
{
gettc(c);
if(c==BACK) //if backspace is pressed
{
pass[–z]=’\0′;
displaydss();
}
else
{
pass[z++]=c;
}
pass[z]=’\0′;

setcolor(CYAN);
outss(pass);
}
outs(“Want to enter again(y/n): “);

till=getch();
gettc(till);
if(till==’y’)
{
displayds();

displaydss();

pass[0]=’\0′;
}
else
{
d.pass=atof(pass);
}

}
while(till==’y’);

file.write((char*)&d,sizeof(d)); //finally write everthing to file

displaydss();
outs(“want to enter more enteries(y/n): “);

file.close();

ch=getch();

gettc(ch);
}
while(ch==’y’); //continue loop if ‘y’ is entered

displayds();

outs(“1. to enter, 2. to search, 3. to change device”);

}

else if(m==’2′) //to search
{

displayds();
displaydss(); //clear both outscreens

char ch,string[25];
int z=0;

char til;

do
{

outs(“Enter the name(atleast the first character): “);
//get the first character of name from user
while( (ch=getch()) !=ENTER)
{

gettc(ch);
if(ch==BACK)
{
string[–z]=’\0′;
displaydss();
}
else
{
string[z++]=ch;
}
string[z]=’\0′;
setcolor(CYAN);
outss(string);
}
displayds();

outs(“Want to enter again(y/n): “);

til=getch();
if(til==’y’)
{
z=0;

displayds();
displaydss();
}
}
while(til==’y’);

dstorage d;

displaydss();

displayds();

displaydss();

fstream file1(“stored.DAT”,ios::out|ios::in|ios::binary);

file1.seekg(0);

while(file1.read((char*)&d,sizeof(dstorage)))
{

if(strncmpi(d.info,string,1)==0) //if search is successful
{
outs(“d to delete, n to see next”);
outss(d.info);
char xg[20];
gcvt(d.pass,10,xg);
outtextxy(220,75,xg);

ch=getch();

if(ch==’d’) //if d is entered to delete the entry
{

del(d);
}
else if(ch==’n’)
{

displaydss();
}

}

}

file1.close();

displaydss();
outs(“1. to enter, 2. to search, 3. to device change”);

}

else if(m==’3′) //change device menu
{
goto menu;
}

else //if any other key is pressed keep on displaying
{

displayds();
displaydss();
outs(“1. to enter, 2. to search, 3. to change device”);

}
}

if(m==ESC) //however is escape is entered
{
goto last;
}

}

if(mh==ESC)
{
last: theend();

}

closegraph(); //close the graphics sys before exit

}

//——————————–
//calcu.h
//———————————

#include // for saving calculations
#include //for atof(), this converts string to float number
#include //for sprintf()
#include //for atoi(), atof();
#include //for setcolor(),setfillstyle(),floodfill(),fillpoly() etc.
#include //for clrscr(),getch()
#include
#include //for strcpy(),strlen()
#include //for sound(),delay()

//main codes

void displayc(); //to create the output screen and buttons
//of calculator
void calc_cartoon(char ch);

void displayd(); //to do the above for diary

void cartoon(); //to show loading graphics

void theend(); //to show ending graphics

class button //to create buttons
{

int x,y,xc,yc;
int x1,y1,x2,y2;
char u1[5];
public:
button(int a=7,int b=8)
{
x=a;
y=b;

}

void colc(int a=7, int b=8); //to give pressing effect to calc buttons
void cold(int a=7, int b=8); //to give pressing effect to diary buttons

void setit(int x11=0,int y11=0,int x22=0, int y22=0,char u[5]=””);
void draw(); //to draw buttons
}b[50]; //we can make atleast 50 buttons

void button::colc(int a, int b) //to change border colors on pressings
{
displayc();
sound(2000);
x=a;
y=b;
draw(); //draw the button with color a,b
delay(50);
x=b;
y=a;
draw(); //draw the button with color b,a
nosound(); //whole change give pressing sensation
}

void button::cold(int a, int b) //to change border colors on pressings
{

sound(2000);
x=a;
y=b;
draw(); //draw the button with color a,b
delay(50);
x=b;
y=a;
draw(); //draw the button with color b,a
nosound(); //whole change give pressing sensation
setcolor(CYAN);
}

void button::setit(int x11,int y11,int x22,int y22,char u[5])
{
strcpy(u1,u);
x1=x11;
y1=y11; //this setit() to set the co-ordinates of various buttons
x2=x22;
y2=y22;
draw();
}

void button::draw()
{
setcolor(RED);
rectangle(x1,y1,x2,y2); //buttons as rectangles
rectangle(x1-10,y1-10,x2+10,y2+10);
setfillstyle(SOLID_FILL,10);
floodfill(x1-20,y1-15,RED);
settextstyle(TRIPLEX_FONT,0,1);
outtextxy(x1-35,y1-39,u1);
line(x2,y2,x2+10,y2+10);
line(x2,y1,x2+10,y1-10);
line(x1,y2,x1-10,y2+10);
line(x1,y1,x1-10,y1-10);
setfillstyle(SOLID_FILL,x);
floodfill(x2+25,y2+5,RED);
floodfill(x2+5,y2+25,RED);
setfillstyle(SOLID_FILL,y);
floodfill(x1-25,y1-5,RED);
floodfill(x1-5,y1-25,RED);
}

void displayc() //to create the output screen and buttons
{

int p[8]={10,10,620,10,620,40,10,40};
int p1[8]={0,0,630,0,630,50,0,50};
setcolor(RED);
setlinestyle(THICK_WIDTH,0,RED);
setfillstyle(SOLID_FILL,YELLOW);
fillpoly(4,p1); //create the output screen as polygon
setfillstyle(SOLID_FILL,RED);
fillpoly(4,p);
setcolor(RED);
line(0,0,10,10);
line(620,10,630,0);
line(0,50,10,40);
line(620,40,630,50);
setfillstyle(SOLID_FILL,7); //till here to create the output screen

b[40].setit(630,450,0,400,””);

settextstyle(DEFAULT_FONT,0,1);

outtextxy(130,420,”WELCOME TO THE DIGITAL WORLD:AVINASH”);

b[41].setit(50,250,0,50,””);
settextstyle(DEFAULT_FONT,1,1);
outtextxy(25,100,”CALCULATOR”);

b[0].setit(150,100,100,50,”0″); //now setting the coordinates of buttons
b[1].setit(200,100,150,50,”1″);
b[2].setit(250,100,200,50,”2″);
b[3].setit(150,150,100,100,”3″);
b[4].setit(200,150,150,100,”4″);
b[5].setit(250,150,200,100,”5″);
b[6].setit(150,200,100,150,”6″);
b[7].setit(200,200,150,150,”7″);
b[8].setit(250,200,200,150,”8″);
b[9].setit(150,250,100,200,”9″);
b[10].setit(200,250,150,200,”.”);
b[11].setit(250,250,200,200,”C”);
b[12].setit(300,100,250,50,”+=”);
b[13].setit(300,150,250,100,”-“);
b[14].setit(300,200,250,150,”/”);
b[15].setit(300,250,250,200,”*”);

b[17].setit(100,100,50,50,”q”);
b[18].setit(100,150,50,100,”f”);
b[19].setit(100,200,50,150,”w”);
b[20].setit(100,250,50,200,”e”);
b[21].setit(350,100,300,50,”t”);
b[22].setit(350,150,300,100,”y”);
b[23].setit(350,200,300,150,”g”);
b[24].setit(630,250,350,50,””);
b[25].setit(350,250,300,200,”b”);

}

void displayds() //for the main output screen of diary
{

int p[8]={10,10,590,10,590,50,10,50};
int p1[8]={0,0,600,0,600,60,0,60};
setcolor(RED);
setlinestyle(THICK_WIDTH,0,RED);
setfillstyle(SOLID_FILL,YELLOW);
fillpoly(4,p1); //create the output screen as polygon

setfillstyle(SOLID_FILL,RED);
fillpoly(4,p);

setcolor(RED);
line(0,0,10,10);
line(590,10,600,0);
line(0,60,10,50);
line(590,60,600,60);

setfillstyle(SOLID_FILL,7); //till here to create the output screen
setcolor(BLACK);

}

void displaydss() //to create sub outscreen
{ //of diary

int p2[8]={10,70,590,70,590,200,10,200};
int p22[8]={0,60,600,60,600,210,0,210};
setcolor(RED);
setlinestyle(THICK_WIDTH,0,RED);
setfillstyle(SOLID_FILL,YELLOW);

//create the output screen as polygon
fillpoly(4,p22);
setfillstyle(SOLID_FILL,RED);

fillpoly(4,p2);
setcolor(RED);

line(0,60,10,70);
line(590,70,600,60);
line(0,210,10,200);
line(590,200,600,210);
setfillstyle(SOLID_FILL,7); //till here to create the output screen
setcolor(CYAN);

}

void displayd() //for buttons of diary
{

b[0].setit(50,260,0,210,”a”); //now setting the coordinates of buttons
b[1].setit(100,260,50,210,”b”);
b[2].setit(150,260,100,210,”c”);
b[3].setit(200,260,150,210,”d”);
b[4].setit(250,260,200,210,”e”);
b[5].setit(300,260,250,210,”f”);
b[6].setit(350,260,300,210,”g”);
b[7].setit(400,260,350,210,”h”);
b[8].setit(450,260,400,210,”i”);
b[9].setit(500,260,450,210,”j”);
b[10].setit(550,260,500,210,”k”);
b[11].setit(600,260,550,210,”l”);
b[12].setit(50,310,0,260,”m”);
b[13].setit(100,310,50,260,”n”);
b[14].setit(150,310,100,260,”o”);
b[15].setit(200,310,150,260,”p”);
b[16].setit(250,310,200,260,”q”);
b[17].setit(300,310,250,260,”r”);
b[18].setit(350,310,300,260,”s”);
b[19].setit(400,310,350,260,”t”);
b[20].setit(450,310,400,260,”u”);
b[21].setit(500,310,450,260,”v”);
b[22].setit(550,310,500,260,”w”);
b[23].setit(600,310,550,260,”x”);
b[24].setit(50,360,0,310,”y”);
b[25].setit(100,360,50,310,”z”);
b[26].setit(150,360,100,310,”0″);
b[27].setit(200,360,150,310,”1″);
b[28].setit(250,360,200,310,”2″);
b[29].setit(300,360,250,310,”3″);
b[30].setit(350,360,300,310,”4″);
b[31].setit(400,360,350,310,”5″);
b[32].setit(450,360,400,310,”6″);
b[33].setit(500,360,450,310,”7″);
b[34].setit(550,360,500,310,”8″);
b[35].setit(600,360,550,310,”9″);
b[36].setit(600,400,0,360,””);

b[40].setit(600,450,0,400,””);

settextstyle(DEFAULT_FONT,0,1);
outtextxy(130,420,”WELCOME TO THE DIGITAL WORLD:AVINASH”);

outtextxy(250,378,”SPACE BAR”);

}

void theend() //THE ENDING CARTOON
{

setfillstyle(SOLID_FILL,BLACK);
floodfill(30,30,CYAN);
settextstyle(DEFAULT_FONT,0,2);

setcolor(RED);
setfillstyle(SOLID_FILL,LIGHTRED);
rectangle(620,300,0,200);

int i=0;
while(!kbhit()) //UNTILL A KEY IS PRESSED
{
floodfill(250,250,RED);
setcolor(i);
settextstyle(TRIPLEX_FONT,0,5);
outtextxy(20,200,”AVINASH CHANDER KASHYAP”);
outtextxy(20,70,”Press any key to exit!”);
outtextxy(200,250,”CLASS-XII”);
settextstyle(DEFAULT_FONT,0,2);
setcolor(i);
outtextxy(10,150,”MADE BY:”);
outtextxy(50,350,”THANK YOU FOR USING THIS SOFTWARE!”);
delay(5);
i++;
}

}

void cartoon() //to make loading graphics
{
setfillstyle(SOLID_FILL,BLACK);
floodfill(50,50,CYAN);
settextstyle(TRIPLEX_FONT,0,3);

setcolor(LIGHTRED);

rectangle(620,450,20,400);

for(int i=50;i<621;i++) { setcolor(i); outtextxy(250,300,"LOADING....");sound(i+590); setfillstyle(SOLID_FILL,LIGHTRED); int p[8]={20,400,i,400,i,450,20,450}; fillpoly(4,p); delay(1); }for(i=0;i<300;i++) { setcolor(LIGHTRED); rectangle(i+300,200+i,300-i,200-i); delay(2); }nosound();}void menu_cartoon() //THE MENU CARTOON { int i=0; while(!kbhit()) //UNTILL A KEY IS PRESSED { setcolor(i); outtextxy(50,25,"to turn on diary press d"); outtextxy(50,40,"to turn on calc press c"); outtextxy(50,60,"ESC to exit"); delay(10); i++; }}void calc_cartoon(char ch) //THE CALCULATOR CARTOON { char str[1]; str[0]=ch; str[1]='\0'; int i=0; while(!kbhit()) { setcolor(i); settextstyle(TRIPLEX_FONT,0,7); outtextxy(100,280,"CALCULATOR"); i++; setcolor(GREEN); settextstyle(DEFAULT_FONT,0,1); outtextxy(30,280,"KEY PRESSED "); outtextxy(180,280,str); } setfillstyle(SOLID_FILL,BLACK); floodfill(50,300,RED); settextstyle(TRIPLEX_FONT,0,1); }void gettc(char c) //to get the key pressed by user and show its sensation {//on the screen buttons switch(c) { case 'A': case 'a':b[0].cold(8,7); break; case 'B': case 'b':b[1].cold(8,7); break; case 'C': case 'c':b[2].cold(8,7); break; case 'D': case 'd':b[3].cold(8,7); break; case 'E': case 'e':b[4].cold(8,7); break; case 'F': case 'f':b[5].cold(8,7); break; case 'G': case 'g':b[6].cold(8,7); break; case 'H': case 'h':b[7].cold(8,7); break; case 'I': case 'i':b[8].cold(8,7); break; case 'J': case 'j':b[9].cold(8,7); break; case 'K': case 'k':b[10].cold(8,7); break; case 'L': case 'l':b[11].cold(8,7); break; case 'M': case 'm':b[12].cold(8,7); break; case 'N': case 'n':b[13].cold(8,7); break; case 'O': case 'o':b[14].cold(8,7); break; case 'P': case 'p':b[15].cold(8,7); break; case 'Q': case 'q':b[16].cold(8,7); break; case 'R': case 'r':b[17].cold(8,7); break; case 'S': case 's':b[18].cold(8,7); break; case 'T': case 't':b[19].cold(8,7); break; case 'U': case 'u':b[20].cold(8,7); break; case 'V': case 'v':b[21].cold(8,7); break; case 'W': case 'w':b[22].cold(8,7); break; case 'X': case 'x':b[23].cold(8,7); break; case 'Y': case 'y':b[24].cold(8,7); break; case 'Z': case 'z':b[25].cold(8,7); break; case '0':b[26].cold(8,7); break; case '1':b[27].cold(8,7); break; case '2':b[28].cold(8,7); break; case '3':b[29].cold(8,7); break; case '4':b[30].cold(8,7); break; case '5':b[31].cold(8,7); break; case '6':b[32].cold(8,7); break; case '7':b[33].cold(8,7); break; case '8':b[34].cold(8,7); break; case '9':b[35].cold(8,7); break; case ' ':b[36].cold(8,7); break; } }class dstorage //class defined to store numbers and names { public: char info[10]; long int pass; };void out(double b) //to read numbers and { //display them as string //on the output screen setcolor(BLACK); char xg[80],str[80]; sprintf(xg,"%20.6lf",b); //function to convert num to strouttextxy(150,15,xg); //func to put str on the screen}void outs(char s[]) //to read strings { //and display them on diary (main)screendisplayds(); //clear the outscreensetcolor(BLUE); setcolor(BLUE);outtextxy(15,20,"DIARY:"); outtextxy(90,20,s);setcolor(CYAN); }void outss(char s[]) //to read strings { //and display them on diary SUB screensetcolor(BLUE);outtextxy(90,75,s);setcolor(YELLOW); }double factorial(char s[]) //to calculate factorial {int x=atoi(s); double z=1;for(int i=x;i>0;i–)
{
z=z*i;
}
return z;

}

double inverse(char s[]) //to calculate 1/number
{

double n1=atof(s);
double ans=1/n1;
return ans;
}

double loge(char s[]) //to calculate log wrt e
{

double n1=atof(s);
double ans=log10(n1);
return ans;
}

double sqt(char s[]) //to calculate square root
{

double ans=sqrt(atof(s));
return ans;
}

void del(dstorage d)
{
dstorage d1;
fstream file1(“stored.dat”,ios::binary|ios::out|ios::in); //set the file1 to n position
fstream file2(“temp.dat”,ios::binary|ios::out);
while(file1.read((char *)&d1,sizeof(dstorage)))
{
if(d1.pass!=d.pass)
{
file2.write((char*)&d1,sizeof(d1)); //then write NULL
}
}
displaydss();
outs(“deleting!!!!”);
delay(1000);

file2.close();
file1.close();
remove(“stored.dat”);
rename(“temp.dat”,”stored.dat”);
}
[/code]

M. Saqib: Saqib is Master-level Senior Software Engineer with over 14 years of experience in designing and developing large-scale software and web applications. He has more than eight years experience of leading software development teams. Saqib provides consultancy to develop software systems and web services for Fortune 500 companies. He has hands-on experience in C/C++ Java, JavaScript, PHP and .NET Technologies. Saqib owns and write contents on mycplus.com since 2004.
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