Number

input/code.cpp: In function 'int main()':
input/code.cpp:18:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < s.size()-1; i++){
                      ^
input/code.cpp:24:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < s.size(); i++){
                      ^

#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <map>
#include <utility>
#include <set>

typedef long long LL;

using namespace std;

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    string s; cin >> s;
    int pos = s.size()-1;
    for(int i = 0; i < s.size()-1; i++){
        if(s[i] - '0' < s[i+1] - '0'){
            pos = i;
            break;
        }
    }
    for(int i = 0; i < s.size(); i++){
        if(i != pos) cout << s[i];
    }
    cout << endl;
}

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED

Test 9

Verdict: ACCEPTED

Test 10

Verdict: ACCEPTED

Test 11

Verdict: ACCEPTED

Test 12

Verdict: ACCEPTED

Test 13

Verdict: ACCEPTED

Test 14

Verdict: ACCEPTED

Test 15

Verdict: ACCEPTED

Test 16

Verdict: ACCEPTED

Test 17

Verdict: ACCEPTED

Test 18

Verdict: ACCEPTED

Test 19

Verdict: ACCEPTED

Test 20

Verdict: ACCEPTED

Test 21

Verdict: ACCEPTED

Test 22

Verdict: ACCEPTED

Test 23

Verdict: ACCEPTED

Test 24

Verdict: ACCEPTED

Test 25

Verdict: ACCEPTED