program to find sum of first n prime numbers in c
#include <stdio.h>
int isprime(int j) {
int count=0;
for(int i = 2 ; i <= j/2; i++) {
if(j%i == 0) {
count = 1;
}
}
if(count == 0) {
return 1;
}
else
return 0;
}
int main(void) {
int n = 5;
int i=0, j= 1;
int sum = 0;
while(1) {
j++;
if(isprime(j)) {
sum += j;
i++;
}
if(i == n) {
break;
}
}
printf("The sum of first %d prime numbers is %d", n, sum);
return 0;
}