Problem	entropy
User	minyin
Submission Time	2025-03-24 17:06:11
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

cc1plus: error: ‘::main’ must return ‘int’
entropy.cpp: In function ‘int main()’:
entropy.cpp:37:13: error: ‘b’ was not declared in this scope
37 | if(k >= b.size()) cout << 0;
| ^