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  1. // cas O(K)
  2. #include <cstdio>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int K;
  7. 	scanf(" %d",&K);
  8. 	if(K == 1) {printf("1\n"); return 0;}
  9. 	printf("%d",1+9*K);
  10. 	for(int i =0; i < K-2; i++) printf("0");
  11. 	printf("\n");
  12. 	return 0;}
Success #stdin #stdout 0s 2832KB
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13
stdout
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11800000000000
https://ideone.com/K42BD
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
secret

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