C program to display the sum of all integers from one to 100

Program code

#include <stdio.h>

#include <conio.h>

void main()

{

int i, sum=0;

clrscr();

for (i=1;i<=100;i++)

sum=sum+i;

printf(“The sum of all integers from one to 100 is %d.\n”,sum);

getch();

}

Output
The sum of all integers from one to 100 is 5050.