C Program to Find Sum and Average of First N Number using Function
/* Write a Program using function to Add 1st n numbers and also Find out Average of 1st n numbers. (Where n is enter through Keyboard.) */ #include <stdio.h> int getsum(int ); float getavg(int ); int main(void) { int n; printf("Enter Any numner n = "); scanf("%d",&n); printf("\n SUM = %d",getsum(n)); printf("\n AVG = %f",getavg(n)); return 0; } int getsum(int n) { return ((n*(n+1))/2); } float getavg(int n) { return (((float)n*(n+1))/2)/n; }