oj.uz

Submission #1079088

# Submission time Handle Problem Language Result Execution time Memory
1079088 2024-08-28T10:34:34 Z anton Tiles (BOI24_tiles) C++17
0 / 100
 59 ms 6848 KB 
    #include<bits/stdc++.h>
     
    using namespace std;
    #define int long long
    #define pt complex<int>
    #define pii pair<int, int>
    int N, M;
    vector<pt> points; 
    signed main(){
        cin>>N>>M;
     
        vector<vector<int>> col_range(M);
        for(int i = 0; i<N; i++){
            int a, b;
            cin>>a>>b;
            points.push_back({a, b});
        }
     
        pt prev= points.back();
        for(int i = 0; i<N; i++){
            pt edge = points[i]-prev;
     
            if(edge.imag() == 0){
                pii range = {min(points[i].real(), prev.real()), max(points[i].real(), prev.real())};
                for(int j = range.first; j<range.second; j++){
                    col_range[j].push_back(points[i].imag());
                }
            }
            prev=  points[i];
        }
     
        for(int i = 0; i<M; i++){
            sort(col_range[i].begin(), col_range[i].end());
        }
     
        int k =-1;
        bool ok = true;
        while(ok && k<=M-3){
     
            for(int i = 0; i<col_range[k+1].size(); i+=2){
                if((col_range[k+1][i+1]-col_range[k+1][i])%2 != 0){
                    ok = false;
                }
            }
            if(col_range[k+1].size() != col_range[k+2].size()){
                ok  = false;
            }
            else{
                for(int i = 0; i<col_range[k+1].size(); i++){
                    if(col_range[k+1][i] != col_range[k+2][i]){
                        ok = false;
                    }
                }
            }
            if(ok){
                k+=2;
            }
        }
        cout<<k+1<<endl;
    }

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:40:29: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |             for(int i = 0; i<col_range[k+1].size(); i+=2){
      |                            ~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:49:33: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |                 for(int i = 0; i<col_range[k+1].size(); i++){
      |                                ~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Runtime error 2 ms 604 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Runtime error 2 ms 604 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Runtime error 2 ms 604 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 2 ms 600 KB Output is correct
5 Correct 59 ms 6844 KB Output is correct
6 Correct 58 ms 6848 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 860 KB Output is correct
10 Correct 3 ms 856 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Incorrect 1 ms 948 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #5
0 / 22.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 604 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #6
0 / 25.0

# Verdict Execution time Memory Grader output
1 Runtime error 2 ms 604 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Runtime error 2 ms 604 KB Execution killed with signal 6
3 Halted 0 ms 0 KB -