Run ID 作者 问题 语言 测评结果 Time Memory 代码长度 提交时间
81622 王冠中 奇怪的国家 C++ Compile Error 0 MS 0 KB 366 2024-07-12 14:49:10

Tests(0/0):

Code:

#include <iostream> #include <string> using namespace std; int main() { string n; cin >> n; char m = '0'; for (int i = 0; i < n.length(); i++) { char c = n[i]; if (c >= '0' && c <= '9') { if (c > m) { m = c; } } } cout << m << endl; return 0;

Run Info:

Main.cc: In function 'int main()':
Main.cc:11:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int i = 0; i < n.length(); i++) { 
                      ^
Main.cc:22:12: error: expected '}' at end of input
    return 0; 
            ^