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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 b=0,a;
  6.     for(a = 1; a <= n; a++){
  7.         b = a + b;
  8.     }
  9.     return b;
  10. }
  11.  
  12. int main(void) {
  13.     int a,b;
  14.     a = 10;
  15.     b = sum(a);
  16.     printf("1から%dまでの和は%d", a,b);
  17.     return 0;
  18. }
  19.  
Success #stdin #stdout 0s 5324KB
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1から10までの和は55
https://ideone.com/bJHbb1
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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