Submission #732972

#	Time	Username	Problem	Language	Result	Execution time	Memory
732972		Roman70	Poi (IOI09_poi)	C++17	0 / 100	217 ms	27068 KiB

poi

#include "bits/stdc++.h"
#define forn(i,n) for(int i = 0;i<n;i++)
#define ll long long
#define pb push_back
#define sz(a) a.size()
using namespace std;

struct player{

    int points = 0;
    int p =0;
    vector<int>t;
    int id;

};

bool cmp(player a, player b){
    if(a.points > b.points || a.points == b.points && a.p > b.p || a.points == b.points && a.p > b.p && a.id > b.id );
}

void solve()
{


    int n,p,m;
    cin >> n >> p >> m;
    player pl[n];
    int puncte[p];
    memset(puncte,0,sizeof(puncte));
    forn(i,n){
        pl[i].id = i;
        forn(j,p){
            int t;
            cin >> t;
            if(t) {pl[i].t.push_back(j);}
            else puncte[j]++;
        }
    }

    forn(i,n){

        pl[i].p = pl[i].t.size();
        for(auto prob : pl[i].t)
            pl[i].points += puncte[prob];

    }

    sort(pl,pl+n,cmp);

    forn(i,n) {
        if(pl[i].id == p){
            cout<<pl[i].points<<" "<<i+1<<"\n";
            break;
        }
    }








}
int main()
{
    ios::sync_with_stdio(false); cin.tie(0);

   // freopen("input.txt","r",stdin);
  // freopen("output.txt","w",stdout);
    // cout << 4;
    int t = 1;
   // cin >> t;
    while(t--) solve();
    return 0;
}

Compilation message (stderr)

poi.cpp: In function 'bool cmp(player, player)':
poi.cpp:19:52: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   19 |     if(a.points > b.points || a.points == b.points && a.p > b.p || a.points == b.points && a.p > b.p && a.id > b.id );
      |                               ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~
poi.cpp:19:102: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   19 |     if(a.points > b.points || a.points == b.points && a.p > b.p || a.points == b.points && a.p > b.p && a.id > b.id );
      |                                                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~
poi.cpp:20:1: warning: no return statement in function returning non-void [-Wreturn-type]
   20 | }
      | ^

• Subtask 1: 0 / 100