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Submission #267303

# Submission time Handle Problem Language Result Execution time Memory
267303 2020-08-16T03:12:10 Z taulant Count Squares (CEOI19_countsquares) C++14
100 / 100
 2107 ms 158788 KB 
#include<bits/stdc++.h>
using namespace std;

int main(){
 cin.tie(0)->sync_with_stdio(0);
 int h, v; cin >> h >> v;
 map<int, int> m, n;
 vector<int> a(h), b(v);
 for(int& i:a) cin >> i;
 for(int& i:b) cin >> i;
 for(int i=0; i<h; ++i) for(int j=i+1; j<h; ++j) ++m[a[j]-a[i]];
 for(int i=0; i<v; ++i) for(int j=i+1; j<v; ++j) ++n[b[j]-b[i]];
 int ans = 0;
 for(auto& i:m) ans += i.second * n[i.first];
 cout << ans << endl;
}

Subtask #1
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 166 ms 25708 KB Output is correct
7 Correct 161 ms 25592 KB Output is correct
8 Correct 163 ms 25592 KB Output is correct
9 Correct 160 ms 24952 KB Output is correct
10 Correct 10 ms 768 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 166 ms 25708 KB Output is correct
7 Correct 161 ms 25592 KB Output is correct
8 Correct 163 ms 25592 KB Output is correct
9 Correct 160 ms 24952 KB Output is correct
10 Correct 10 ms 768 KB Output is correct
11 Correct 2101 ms 158580 KB Output is correct
12 Correct 2107 ms 158456 KB Output is correct
13 Correct 1878 ms 158788 KB Output is correct
14 Correct 1898 ms 156664 KB Output is correct
15 Correct 93 ms 1528 KB Output is correct