Task: | Ruudukko |
Sender: | stpn129 |
Submission time: | 2022-11-13 18:34:28 +0200 |
Language: | C++ (C++11) |
Status: | READY |
Result: | 100 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 28 |
#2 | ACCEPTED | 33 |
#3 | ACCEPTED | 39 |
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 | ACCEPTED | 0.17 s | 3 | details |
#8 | ACCEPTED | 0.21 s | 3 | details |
#9 | ACCEPTED | 0.28 s | 3 | details |
Code
#ifdef LOCAL#include <iostream>#include <algorithm>#include <vector>#include <set>#include <unordered_set>#include <unordered_map>#include <numeric>#include <cmath>#include <deque>#include <random>#include <bitset>#include <map>#include <cassert>#include <complex>#include <cmath>#include <time.h>#else#include "bits/stdc++.h"#endifusing namespace std;using cd = complex<double>;#pragma GCC optimize("Ofast")#pragma GCC optimize("unroll-loops")#define ll int64_t#define ld long double#define all(x) (x).begin(), (x).end()#define rall(x) (x).rbegin(), (x).rend()#define x first#define y second#define int ll#define double ld#define endl '\n'const int inf = 1e9;const ll INF = 1e18;const int mod = 1e9 + 7;void solve() {int n;cin >> n;vector<pair<int, pair<int, int>>> arr;for (int i = 1; i <= n; ++i) {for (int j = 1; j <= n; ++j) {int x;cin >> x;arr.push_back({x, {i, j}});}}sort(all(arr));vector<int> a(n + 1), b(n + 1);vector<int> kek(n * n);for (int i = 0; i < n * n;) {int j = i;while (j < n * n && arr[j].x == arr[i].x) {++j;}for (int x = i; x < j; ++x) {kek[x] = a[arr[x].y.x] + b[arr[x].y.y] + 1;}for (int x = i; x < j; ++x) {a[arr[x].y.x] = (a[arr[x].y.x] + kek[x]) % mod;b[arr[x].y.y] = (b[arr[x].y.y] + kek[x]) % mod;}i = j;}int ans = 0;for (int i = 0; i < n * n; ++i)ans = (ans + kek[i]) % mod;cout << ans << endl;}signed main() {#ifndef LOCALcin.tie(NULL);cout.tie(NULL);ios_base::sync_with_stdio(false);#endifcout.precision(16);cout << fixed;int t = 1;// cin >> t;while (t--) {solve();}}
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: ACCEPTED
input |
---|
1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ... |
correct output |
---|
1000000 |
user output |
---|
1000000 |
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 |