Program Of Data Entry Or Add Records Using C

#include<stdio.h> 

#include<conio.h>
 

 #include<stdlib.h>
 

#include<string.h>
 

struct emp
 

{
 

char name[40];
 
int age;
 
float bs;
 
};
 
main()
 
{
 
clrscr();
 
FILE *fp;
 

struct emp e;
 

char s[80];
 

char another='y';
 

fp=fopen("Employee.txt","w");
 

if(fp==NULL)
 

{
 

printf("Can't Open File");
 

exit(1);
 

}
 

printf("\n File  TEXT Is=");
 

printf("\n");
 

while(another=='y')
{
 

printf("\n Enter Name,AGE,Basic salary");
 

scanf("%s",e.name);
 

scanf("%d",&e.age);
 

scanf("%f",&e.bs);
 

fprintf(fp,"%s%d%f",e.name,e.age,e.bs);
 

printf("Add Another Record(y/n)");
 

fflush(stdin);
 

another=getche();
 

}
 

fclose(fp);
 

getch();
 

}

Program To Find Area Of Traingle Using Float Variable

#include<iostream.h>

#include<conio.h>

#include<math.h>

float sum(float x,float y,float z);

main()

{

clrscr();

float a,b,c,s,p;

cout<<"Enter the FIRST Number=";

cin>>a;

cout<<"Enter the SECOND Number=";

cin>>b;

cout<<"Enter the THIRD Number=";

cin>>c;

s=sum(a,b,c);

cout<<"AREA OF TRANGLE IS THE RESULT="<<s;

getch();

 }

float sum(float x,float y,float z)

{

float w,t;

w=(x+y+z)/2;

t=sqrt(w*(w-x)*(w-y)*(w-z));

return w,t;

}