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  1. #include<stdio.h>
  2. #include<string.h>
  3. int main() {
  4. 	char b[1002];
  5. 	scanf("%[^\n]", &b);
  6. 	for (int i=0; b[i]!=0; i++) {
  7. 		if (b[i]>='a' && b[i] <= 'z'){
  8. 		b[i] += ('A'-'a');
  9. 		}
  10. 		else {
  11. 			b[i]+=('a' - 'A');
  12. 		}
  13. 	}
  14. 	printf("%s", b);
  15. }
Success #stdin #stdout 0s 4280KB
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HelLo
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https://ideone.com/OVpx7h
language:
C++ (gcc 8.3)
created:
4 years ago
visibility:
public

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