Submission #457810

#	Time	Username	Problem	Language	Result	Execution time	Memory
457810		Aldas25	Coins (LMIO19_monetos)	C++14	21.15 / 100	22 ms	776 KiB

monetos

#include <bits/stdc++.h>

using namespace std;

#define FAST_IO ios_base::sync_with_stdio(0); cin.tie(0)
#define FOR(i, a, b) for(int i = (a); i <= (b); i++)
#define REP(n) FOR(O, 1, (n))
#define pb push_back
#define f first
#define s second
typedef long double ld;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<int, pii> piii;
typedef vector<int> vi;
typedef vector<pii> vii;
typedef vector<ll> vl;
typedef vector<piii> viii;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

const int MAXN = 1000100, MAXK = 60;
//const ll MOD = 998244353;
const ll MOD = 1e9+7;
const ll INF = 1e17;

int t, n, k1, k2;

bool grid[310][310], cur[310][310], ans[310][310];
int mn = 310*310;

void printCur () {
    cout << " printing cur" << "\n";
    FOR(i, 0, n-1){
        FOR(j, 0, n-1) cout << cur[i][j] << " ";
        cout << "\n";
    }
    cout << endl;
}

void eval () {
    int cr = 0;
    FOR(i, 0, n-1) FOR(j, 0, n-1) cr += (!grid[i][j] && cur[i][j]);
    if (cr < mn) {
        mn = cr;
        FOR(i, 0, n-1) FOR(j, 0, n-1) ans[i][j] = cur[i][j];
    }

    //cout << " evaled cur, cr = " << cr << endl;
    //printCur();
}

void sol1 () {
    FOR(i, 0, n-1) FOR(j, 0, n-1) {
        if (i < (n/2)) cur[i][j] = false;
        else cur[i][j] = true;
    }
    eval();
}

void sol2 () {
    FOR(i, 0, n-1) FOR(j, 0, n-1) {
        if (j < (n/2)) cur[i][j] = false;
        else cur[i][j] = true;
    }
    eval();
}


void sol3 () {
    FOR(i, 0, n-1) FOR(j, 0, n-1) {
        if (j < (n-i)) cur[i][j] = false;
        else cur[i][j] = true;
    }
    FOR(i, 0, (n/2)-1) {
        cur[i][n-i-1] = true;
    }
    eval();
}

void sol4 () {
    FOR(i, 0, n-1) FOR(j, 0, n-1) {
        if (j < (n-i)) cur[i][j] = false;
        else cur[i][j] = true;
    }
    FOR(i, (n/2), n-1) {
        cur[i][n-i-1] = true;
    }
    eval();
}

void sol5 () {
    FOR(i, 0, n-1) FOR(j, 0, n-1) {
        if (j < (n-i)) cur[i][j] = false;
        else cur[i][j] = true;
    }
    FOR(i, 0, n-1) {
        if (i%2 == 0) cur[i][n-i-1] = true;
    }
    eval();
}

int cnt[310];

void sol6() {

    /// krenta zemyn
    FOR(i, 0, n-1) cnt[i] = 0;
    FOR(i, 0, n-1) FOR(j, 0, n-1) cnt[j] += grid[i][j];


    FOR(i, 0, n-1) FOR(j, 0, n-1) cur[i][j] = false;
    FOR(j, 0, n-1) for (int i = n-1, tmp = 0; tmp < cnt[j]; tmp++, i--) {
        cur[i][j] = true;
    }

    /// krenta desinen
    FOR(i, 0, n-1) cnt[i] = 0;
    FOR(i, 0, n-1) FOR(j, 0, n-1) cnt[i] += cur[i][j];


    FOR(i, 0, n-1) FOR(j, 0, n-1) cur[i][j] = false;
    FOR(i, 0, n-1) for (int j = n-1, tmp = 0; tmp < cnt[i]; tmp++, j--) {
        cur[i][j] = true;
    }

    eval();
}

int main()
{
    FAST_IO;

    cin >> t >> n >> k1 >> k2;

    FOR(i, 0, n-1) FOR(j, 0, n-1) cin >> grid[i][j];

    sol1();
    sol2();
    sol3();
    sol4();
    sol5();
    sol6();

    FOR(i, 0, n-1) {
        FOR(j, 0, n-1) cout << ans[i][j] << " ";
        cout << "\n";
    }

    return 0;
}

• Subtask 1: 21.15113817777 / 100