Task: | Ruudukko |
Sender: | okkokko |
Submission time: | 2022-11-09 22:05:31 +0200 |
Language: | C++ (C++11) |
Status: | READY |
Result: | 61 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 28 |
#2 | ACCEPTED | 33 |
#3 | TIME LIMIT EXCEEDED | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#2 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#3 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#4 | ACCEPTED | 0.01 s | 2, 3 | details |
#5 | ACCEPTED | 0.01 s | 2, 3 | details |
#6 | ACCEPTED | 0.01 s | 2, 3 | details |
#7 | TIME LIMIT EXCEEDED | -- | 3 | details |
#8 | ACCEPTED | 0.92 s | 3 | details |
#9 | ACCEPTED | 0.91 s | 3 | details |
Code
#include <iostream>#include <vector>#include <unordered_set>#include <set>#include <bits/stdc++.h>using namespace std;const int DIVISOR = 1000000007;vector<int> line_row;vector<int> line_row_last;vector<int> line_col;vector<int> line_col_last;vector<int> line_row_added;vector<int> line_col_added;int total = 0;struct hashFunction{size_t operator()(const tuple<int, int, int> &x) const{return get<0>(x) ^ get<1>(x) ^ get<2>(x);}};void calculate_routes(int number, int x, int y){if (number != line_col_last[x]){line_col_last[x] = number;line_col[x] = (line_col[x] + line_col_added[x]) % DIVISOR;line_col_added[x] = 0;}if (number != line_row_last[y]){line_row_last[y] = number;line_row[y] = (line_row[y] + line_row_added[y]) % DIVISOR;line_row_added[y] = 0;}int value = (line_col[x] + line_row[y] + 1) % DIVISOR;total = (total + value) % DIVISOR;line_row_added[y] = (line_row_added[y] + value) % DIVISOR;line_col_added[x] = (line_col_added[x] + value) % DIVISOR;}bool cmp(tuple<int, int, int> x, tuple<int, int, int> y){return get<0>(x) > get<0>(y);}int main(){int n;cin >> n;unordered_set<tuple<int, int, int>, hashFunction> values_coords;values_coords.reserve(n * n);for (int i = 0; i < n; i++){for (int j = 0; j < n; j++){int a;cin >> a;values_coords.insert(make_tuple(a, j, i));}}line_row = vector<int>(n, 0);line_row_last = vector<int>(n, 1);line_col = vector<int>(n, 0);line_col_last = vector<int>(n, 1);line_row_added = vector<int>(n, 0);line_col_added = vector<int>(n, 0);vector<tuple<int, int, int>> v(values_coords.begin(), values_coords.end());sort(v.begin(), v.end(), cmp);vector<tuple<int, int, int>>::iterator itr;for (itr = v.begin(); itr != v.end(); itr++){calculate_routes(get<0>(*itr), get<1>(*itr), get<2>(*itr));}cout << total << "\n";return 0;}
Test details
Test 1
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
3 1 1 1 1 1 1 1 1 1 |
correct output |
---|
9 |
user output |
---|
9 |
Test 2
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
3 1 2 3 6 5 4 7 8 9 |
correct output |
---|
135 |
user output |
---|
135 |
Test 3
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
3 7 8 1 4 5 4 3 9 6 |
correct output |
---|
57 |
user output |
---|
57 |
Test 4
Group: 2, 3
Verdict: ACCEPTED
input |
---|
100 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
correct output |
---|
10000 |
user output |
---|
10000 |
Test 5
Group: 2, 3
Verdict: ACCEPTED
input |
---|
100 1 2 3 4 5 6 7 8 9 10 11 12 13 ... |
correct output |
---|
187458477 |
user output |
---|
187458477 |
Test 6
Group: 2, 3
Verdict: ACCEPTED
input |
---|
100 2995 8734 1018 2513 7971 5063 ... |
correct output |
---|
964692694 |
user output |
---|
964692694 |
Test 7
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
correct output |
---|
1000000 |
user output |
---|
(empty) |
Test 8
Group: 3
Verdict: ACCEPTED
input |
---|
1000 1 2 3 4 5 6 7 8 9 10 11 12 13 ... |
correct output |
---|
229147081 |
user output |
---|
229147081 |
Test 9
Group: 3
Verdict: ACCEPTED
input |
---|
1000 520283 805991 492643 75254 527... |
correct output |
---|
951147313 |
user output |
---|
951147313 |