Sum of N Numbers Program In C: Using Functions

This Sum of N numbers program in C Programming allows the user to enter N integer by using the function.

C Program To Find Sum of N Numbers Using Functions

/* Learn C Programming at */
int Sum_Functions(int N);

int main()
  int N, i, Sum = 0;
  printf("\nPlease Enter any Integer of your choice\n");
  scanf("%d", &N);
  Sum = Sum_Functions(N);
  printf("Sum of Natural N= %d", Sum);
  return 0;

int Sum_Functions(int N)
	int i, Sum = 0;
	if (N == 0)
		return N;
		return (N* (N + 1) / 2);


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