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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	int sum = 0;
  5. 	while (1) {
  6. 		int num = -1;
  7. 	    scanf("%d", &num);
  8. 	    if (num >= 0) {
  9. 	    	sum += num;
  10. 	    } else {
  11. 	    	break;
  12. 	    }
  13.     }
  14. }
Success #stdin #stdout 0s 2168KB
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https://ideone.com/hfH2iP
language:
C99 (gcc 8.3)
created:
7 years ago
visibility:
public

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