Submission #474718

#	Time	Username	Problem	Language	Result	Execution time	Memory
474718		mychecksedad	Sifra (COCI21_sifra)	C++17	50 / 50	1 ms	204 KiB

Main

#include<bits/stdc++.h>
using namespace std;
typedef long long int ll;
#define pb push_back
#define all(x) x.begin(), x.end()
const int N = 3e5+100, M = 1e5+10, F = 2147483646, K = 20;


string s;
set<string> se;
map<char, bool> c;
int main(){
    cin.tie(0); ios::sync_with_stdio(0);
    cin >> s;
    for(char cc='0'; cc <= '9'; cc++) c[cc] = 1;
    s += "??";
    for(int i = 0; i < int(s.length()) - 2; i++){
        if(c[s[i]] && c[s[i + 1]] && c[s[i + 2]]){
            string t = "";
            t += s[i]; 
            t += s[i+1]; 
            t += s[i+2]; 
            se.insert(t);
            i += 2;
        }else if(c[s[i]] && c[s[i + 1]]){
            string t = "";
            t += s[i]; 
            t += s[i+1]; 
            se.insert(t);
            ++i;
        }else if(c[s[i]]){
            string t = "";
            t += s[i]; 
            se.insert(t);
        }
    }
    cout << se.size();




    return 0;
}

• Subtask 1: 50 / 50