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  1. #include <stdio.h>
  2. int main()
  3. {
  4. 	int i, sum=0;
  5.  
  6. 	for ( i=1 ; i<=1000; i++)
  7. 	{
  8. 		if(i%2==0) sum = sum+i;
  9.  
  10.     }
  11.      printf("合計：%d \n",sum);
  12.  
  13.    return 0;
  14. }
Success #stdin #stdout 0.01s 5288KB
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stdin
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Standard input is empty
stdout
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合計：250500
https://ideone.com/HqYRbX
language:
C (gcc 8.3)
created:
10 days ago
visibility:
public

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