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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 x;
  7.  
  8.     for(i=1;i<=n;i++) {
  9.         x+=i;
  10.     }
  11.  
  12.     return x;
  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. }
Success #stdin #stdout 0s 5308KB
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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/QDM9Du
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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