Submission #395095

#	Time	Username	Problem	Language	Result	Execution time	Memory
395095		MarcoMeijer	Poi (IOI09_poi)	C++14	100 / 100	359 ms	23876 KiB

poi

#include <bits/stdc++.h>
using namespace std;
 
// macros
typedef long long ll;
typedef long double ld;
typedef pair<int, int> ii;
typedef pair<ll, ll> lll;
typedef tuple<int, int, int> iii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<iii> viii;
typedef vector<ll> vll;
typedef vector<lll> vlll;
#define REP(a,b,c) for(int a=int(b); a<int(c); a++)
#define RE(a,c) REP(a,0,c)
#define RE1(a,c) REP(a,1,c+1)
#define REI(a,b,c) REP(a,b,c+1)
#define REV(a,b,c) for(int a=int(c-1); a>=int(b); a--)
#define FOR(a,b) for(auto& a : b)
#define all(a) a.begin(), a.end()
#define INF 1e18
#define EPS 1e-9
#define pb push_back
#define popb pop_back
#define fi first
#define se second
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
 
// input
template<class T> void IN(T& x) {cin >> x;}
template<class H, class... T> void IN(H& h, T&... t) {IN(h); IN(t...); }
 
// output
template<class T1, class T2> void OUT(const pair<T1,T2>& x);
template<class T> void OUT(const vector<T>& x);
template<class T> void OUT(const T& x) {cout << x;}
template<class H, class... T> void OUT(const H& h, const T&... t) {OUT(h); OUT(t...); }
template<class T1, class T2> void OUT(const pair<T1,T2>& x) {OUT(x.fi,' ',x.se);}
template<class T> void OUT(const vector<T>& x) {RE(i,x.size()) OUT(i==0?"":" ",x[i]);}
template<class... T> void OUTL(const T&... t) {OUT(t..., "\n"); }
template<class H> void OUTLS(const H& h) {OUTL(h); }
template<class H, class... T> void OUTLS(const H& h, const T&... t) {OUT(h,' '); OUTLS(t...); }
 
// dp
template<class T> bool ckmin(T&a, T&b) { bool bl = a > b; a = min(a,b); return bl;}
template<class T> bool ckmax(T&a, T&b) { bool bl = a < b; a = max(a,b); return bl;}
 
void program();
int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    program();
}
 
 
//===================//
//   begin program   //
//===================//
 
const int MX = 3000;
const int N = (1<<20);

int n, t, p;
int gr[MX][MX];
int sa[MX], points[MX], contPoints[MX], contSolved[MX];

void program() {
    IN(n,t,p); p--;
    RE(i,n) RE(j,t) IN(gr[i][j]);

    // fill points
    RE(i,t) points[i] = 0;
    RE(i,n) contPoints[i] = 0, contSolved[i] = 0;
    RE(i,n) RE(j,t) if(!gr[i][j]) points[j]++;
    RE(i,n) RE(j,t) if( gr[i][j]) contPoints[i] += points[j], contSolved[i]++;

    // sort them
    RE(i,n) sa[i] = i;
    sort(sa,sa+n,[](int i, int j) {
        if(contPoints[i] != contPoints[j]) return contPoints[i] > contPoints[j];
        if(contSolved[i] != contSolved[j]) return contSolved[i] > contSolved[j];
        return i < j;
    });
    
    // find ans
    RE(i,n) if(sa[i] == p) OUTLS(contPoints[p],i+1);
}

• Subtask 1: 100 / 100