Submission #418416

#	Time	Username	Problem	Language	Result	Execution time	Memory
418416		jasmin	Rectangles (IOI19_rect)	C++14	10 / 100	6 ms	332 KiB

rect

#include "rect.h"

long long count_rectangles(std::vector<std::vector<int> > r){
    int n=r.size(); int m=r[0].size();
    if(n!=3) return 0;

    long long ans=0;
    for(int i=1; i<m-1; i++){
        int maxi=0;
        for(int j=i; j<m-1; j++){
            maxi=std::max(maxi, r[1][j]);
            if(r[0][j]<=r[1][j] || r[2][j]<=r[1][j]) break;
            if(r[1][i-1]>maxi && r[1][j+1]>maxi){
                ans++;
            }
        }
    }
    return ans;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 7
• Subtask 3: 0 / 12
• Subtask 4: 0 / 22
• Subtask 5: 10 / 10
• Subtask 6: 0 / 13
• Subtask 7: 0 / 28