Submission #386902

#	Time	Username	Problem	Language	Result	Execution time	Memory
386902		FatihSolak	Nuclearia (CEOI15_nuclearia)	C++17	0 / 100	1096 ms	239072 KiB

nuclearia

#include <bits/stdc++.h>
using namespace std;

void solve(){
    bool swp = 0;
    int w,h;
    cin >> w >> h;
    if(w < h){
        swp = 1;
        swap(w,h);
    }
    long long arr[h+5][h+w+5];
    long long pre[h+5][h+w+5];
    for(int i=0;i<h+5;i++){
        for(int j = 0;j<h+w+5;j++){
            arr[i][j] = pre[i][j] = 0;
        }
    }    
    int n;
    cin >> n;
    for(int i=0;i<n;i++){
        int x,y,a,b;
        cin >> x >> y >> a >> b;
        if(swp)swap(x,y);
        x += h;
        for(int i=1;i<=h;i++){
            int dif = abs(y-i);
            if(dif * b > a)continue;

            arr[i][max(1,x-dif+1)] -= b;
            arr[i][max(1,x-(a/b)+1)] += b;
            arr[i][max(1,x-(a/b))] += a - b*(x - max(1,x-(a/b)));
            arr[i][max(1,x-(a/b)) + 1] -= a - b*(x - max(1,x-(a/b)));

            arr[i][min(w+h+1,x+dif+1)] -= b;
            arr[i][min(w+h+1,x+(a/b)+1)] += b;
            arr[i][min(w+h+1,x+(a/b)+1)] -= a%b;
        }
    }
    for(int i=1;i<=h;i++){
        for(int j=1;j<=w+h;j++){
            arr[i][j] += arr[i][j-1];
        }
    }
    for(int i=1;i<=h;i++){
        for(int j=1;j<=w+h;j++){
            arr[i][j] += arr[i][j-1];
        }
    }
    for(int i=1;i<=h;i++){
        for(int j=h+1;j<=w+h;j++){
            pre[i][j] = pre[i-1][j] + pre[i][j-1] - pre[i-1][j-1]+arr[i][j];
        }
    }
    int q;
    cin >> q;
    while(q--){
        int x1,y1,x2,y2;
        cin >> x1 >> y1 >> x2 >> y2;
        if(!swp)swap(x1,y1),swap(x2,y2);
        y1 += h;
        y2 += h;
        long double cnt = (x2-x1+1) * (y2 -y1+1);
        cout <<(long long) ((pre[x2][y2] - pre[x2][y1-1] - pre[x1 -1][y2] + pre[x1-1][y1-1])/cnt + 0.5) << endl;
    }
}

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    #ifdef Local
    freopen("in.txt","r",stdin);
    freopen("out.txt","w",stdout);
    #endif
    int t=1;
    //cin>>t;
    while(t--){
        solve();
    }
    #ifdef Local
    cout<<endl<<fixed<<setprecision(2)<<1000.0 * clock() / CLOCKS_PER_SEC<< " milliseconds ";
    #endif
}

• Subtask 1: 0 / 3
• Subtask 2: 0 / 2
• Subtask 3: 0 / 3
• Subtask 4: 0 / 2
• Subtask 5: 0 / 6
• Subtask 6: 0 / 4
• Subtask 7: 0 / 6
• Subtask 8: 0 / 4
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10
• Subtask 11: 0 / 15
• Subtask 12: 0 / 10
• Subtask 13: 0 / 12
• Subtask 14: 0 / 8