oj.uz

Submission #287834

# Submission time Handle Problem Language Result Execution time Memory
287834 2020-09-01T03:53:34 Z chubyxdxd ZigZag (COCI17_zigzag) C++17
80 / 80
 301 ms 6608 KB 
#include <bits/stdc++.h>
#define all(a) a.begin(),a.end()
#define allr(a) a.rbegin(),a.rend()
#define ff first
#define sc second
#define INF 3000000000
#define SINF 2*(1e18)
#define inf -10000000
#define pb push_back
#define forr(i,p,n) for(int i=p;i<n;i++)
#define mpk make_pair
#define upb(a,s) upper_bound(a.begin(),a.end(),s)
#define lwb(a,s) lower_bound(a.begin(),a.end(),s)
#define mem(a,val) memset(a,val,sizeof a)
#define cc continue
#define eb emplace_back
#define bb break
#define mostbit(n) 32-__builtin_clz(n)-1
#define time_to_forget cerr << "\nTime elapsed: " << 1000 * clock() / CLOCKS_PER_SEC << "ms\n"
using namespace std;
//using namespace __gnu_pbds;
typedef long long ll;
typedef pair<ll,ll> ii;
typedef vector<ii> vii;
typedef vector<ll> vi;
typedef vector<vi> vvi;
int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie();
    ll a,b,c,d,n,t,m,k;
    cin>>n>>m;
    map<char,vector<string>> mp;
    map<char,int> mo;
    string s;
    char ch;
    forr(i,0,n){
      cin>>s;
      mp[s[0]].pb(s);
    }
    for(auto it=mp.begin();it!=mp.end();it++){
      sort(all(mp[(*it).ff]));
      mo[(*it).ff]=0;
    }
    forr(i,0,m){
      cin>>ch;
      cout<<mp[ch][mo[ch]]<<endl;
      mo[ch]++;
      mo[ch]%=mp[ch].size();
    }
}

Compilation message

zigzag.cpp: In function 'int main()':
zigzag.cpp:30:8: warning: unused variable 'a' [-Wunused-variable]
   30 |     ll a,b,c,d,n,t,m,k;
      |        ^
zigzag.cpp:30:10: warning: unused variable 'b' [-Wunused-variable]
   30 |     ll a,b,c,d,n,t,m,k;
      |          ^
zigzag.cpp:30:12: warning: unused variable 'c' [-Wunused-variable]
   30 |     ll a,b,c,d,n,t,m,k;
      |            ^
zigzag.cpp:30:14: warning: unused variable 'd' [-Wunused-variable]
   30 |     ll a,b,c,d,n,t,m,k;
      |              ^
zigzag.cpp:30:18: warning: unused variable 't' [-Wunused-variable]
   30 |     ll a,b,c,d,n,t,m,k;
      |                  ^
zigzag.cpp:30:22: warning: unused variable 'k' [-Wunused-variable]
   30 |     ll a,b,c,d,n,t,m,k;
      |                      ^

Subtask #1
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Correct 1 ms 384 KB Output is correct
3 Correct 1 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 294 ms 6520 KB Output is correct
8 Correct 301 ms 6608 KB Output is correct
9 Correct 294 ms 6520 KB Output is correct
10 Correct 299 ms 6520 KB Output is correct