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  1. #include <stdio.h>
  2. int sum(int num) {
  3. 	if(num==1)
  4. 	return 1;
  5. 	else
  6. 	return num+sum(num-1);
  7. }
  8.  
  9. int main(void) {
  10. 	int n, result = 0;
  11. 	printf("숫자를 입력하시오: ");
  12. 	scanf("%d", &n);
  13. 	result = sum(n);
  14. 	printf("%d", result);
  15. }
Success #stdin #stdout 0.01s 5284KB
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Standard input is empty
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숫자를 입력하시오: 536821761
https://ideone.com/HXda1t
language:
C (gcc 8.3)
created:
1 day ago
visibility:
public

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