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  1. #include <stdio.h>
  2.  
  3. //課題B-1: 1からnまでの和を求めるコードを完成させてください
  4. int sum(int n){
  5.     int i;
  6.     int total = 0;
  7.  
  8.     for(i = 1; i <= n; i++){
  9.         total += i;
  10.     }
  11.  
  12.     return total;
  13. }
  14.  
  15. int main(void) {
  16.     int a,b;
  17.     a = 10;
  18.     b = sum(a);
  19.     printf("1から%dまでの和は%d", a,b);
  20.     return 0;
  21. }
  22.  
Success #stdin #stdout 0s 5320KB
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Standard input is empty
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1から10までの和は55
https://ideone.com/j1uQeD
language:
C (gcc 8.3)
created:
4 hours ago
visibility:
public

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