Submission #162578


Source Code Expand

#include <iostream>
#include <string>

using namespace std;

int main(void){
string str;
cin >> str;
if(str.size() == 1 && str[0] == 'a'){
cout << -1 << endl;
}else if(str.size() == 1){
cout << (str[0] - 1) << endl;
}else{
str.pop_back();
cout << str << endl;
}
return 0;
}

Submission Info

Submission Time
Task B - 辞書式順序
User afterCmidday
Language C++ (G++ 4.6.4)
Score 0
Code Size 292 Byte
Status CE

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:14:5: error: ‘std::string’ has no member named ‘pop_back’