Submission #119259

#	Time	Username	Problem	Language	Result	Execution time	Memory
119259		Rubanov	Elder (COCI19_elder)	C++17	50 / 50	3 ms	384 KiB

elder

#include <bits/stdc++.h>
#define ll long long
#define f first
#define s second

using namespace std;

int main() {
  ios::sync_with_stdio(0); cin.tie(0);
  char a;
  int n,cnt=1;
  cin>>a>>n;
  bool us[260]={};
  us[a]=1;
  while (n--) {
    char z1,z2;
    cin>>z1>>z2;
    if (a==z2) {
      a = z1;
      if (!us[a])
        cnt++;
      us[a]=1;
    }
  }
  cout<<a<<'\n'<<cnt;
  return 0;
}

Compilation message (stderr)

elder.cpp: In function 'int main()':
elder.cpp:14:7: warning: array subscript has type 'char' [-Wchar-subscripts]
   us[a]=1;
       ^
elder.cpp:20:16: warning: array subscript has type 'char' [-Wchar-subscripts]
       if (!us[a])
                ^
elder.cpp:22:11: warning: array subscript has type 'char' [-Wchar-subscripts]
       us[a]=1;
           ^

• Subtask 1: 50 / 50