Run id: 146538

Main.cc:1:9: error: #include expects "FILENAME" or 
 #include
         ^
Main.cc:2:53: error: #include expects "FILENAME" or 
 #include // 用于reverse函数 using namespace std;
                                                     ^
Main.cc: In function 'int main()':
Main.cc:4:14: error: 'string' was not declared in this scope
 int main() { string s; cin >> s;
              ^
Main.cc:4:24: error: 'cin' was not declared in this scope
 int main() { string s; cin >> s;
                        ^
Main.cc:4:31: error: 's' was not declared in this scope
 int main() { string s; cin >> s;
                               ^
Main.cc:7:5: error: 'cout' was not declared in this scope
     cout << 0 << endl; 
     ^
Main.cc:7:18: error: 'endl' was not declared in this scope
     cout << 0 << endl; 
                  ^
Main.cc:11:8: error: expected ';' before 'result'
 string result; 
        ^
Main.cc:13:5: error: 'result' was not declared in this scope
     result += '-'; 
     ^
Main.cc:14:12: error: expected ';' before 'num_part'
     string num_part = s.substr(1); 
            ^
Main.cc:15:13: error: 'num_part' was not declared in this scope
     reverse(num_part.begin(), num_part.end()); 
             ^
Main.cc:15:45: error: 'reverse' was not declared in this scope
     reverse(num_part.begin(), num_part.end()); 
                                             ^
Main.cc:17:5: error: 'size_t' was not declared in this scope
     size_t first_non_zero = num_part.find_first_not_of('0'); 
     ^
Main.cc:18:9: error: 'first_non_zero' was not declared in this scope
     if (first_non_zero != string::npos) { 
         ^
Main.cc:18:27: error: 'string' is not a class, namespace, or enumeration
     if (first_non_zero != string::npos) { 
                           ^
Main.cc:25:31: error: 'reverse' was not declared in this scope
     reverse(s.begin(), s.end()); 
                               ^
Main.cc:26:5: error: 'size_t' was not declared in this scope
     size_t first_non_zero = s.find_first_not_of('0'); 
     ^
Main.cc:27:9: error: 'first_non_zero' was not declared in this scope
     if (first_non_zero != string::npos) { 
         ^
Main.cc:27:27: error: 'string' is not a class, namespace, or enumeration
     if (first_non_zero != string::npos) { 
                           ^
Main.cc:28:9: error: 'result' was not declared in this scope
         result = s.substr(first_non_zero); 
         ^
Main.cc:30:9: error: 'result' was not declared in this scope
         result = "0"; // 处理输入为0000的特殊情况 
         ^
Main.cc:34:1: error: 'cout' was not declared in this scope
 cout << result << endl; 
 ^
Main.cc:34:9: error: 'result' was not declared in this scope
 cout << result << endl; 
         ^
Main.cc:34:19: error: 'endl' was not declared in this scope
 cout << result << endl; 
                   ^