| Task: | Polut |
| Sender: | alli |
| Submission time: | 2026-01-19 17:08:40 +0200 |
| Language: | C++ (C++20) |
| Status: | READY |
| Result: | 100 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 9 |
| #2 | ACCEPTED | 19 |
| #3 | ACCEPTED | 22 |
| #4 | ACCEPTED | 18 |
| #5 | ACCEPTED | 32 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.01 s | 1, 3, 4, 5 | details |
| #2 | ACCEPTED | 0.01 s | 1, 4, 5 | details |
| #3 | ACCEPTED | 0.01 s | 1, 4, 5 | details |
| #4 | ACCEPTED | 0.01 s | 1, 4, 5 | details |
| #5 | ACCEPTED | 0.17 s | 2, 5 | details |
| #6 | ACCEPTED | 0.24 s | 2, 5 | details |
| #7 | ACCEPTED | 0.01 s | 2, 4, 5 | details |
| #8 | ACCEPTED | 0.19 s | 3, 5 | details |
| #9 | ACCEPTED | 0.23 s | 3, 5 | details |
| #10 | ACCEPTED | 0.01 s | 3, 4, 5 | details |
| #11 | ACCEPTED | 0.01 s | 4, 5 | details |
| #12 | ACCEPTED | 0.01 s | 4, 5 | details |
| #13 | ACCEPTED | 0.25 s | 5 | details |
| #14 | ACCEPTED | 0.28 s | 5 | details |
| #15 | ACCEPTED | 0.03 s | 4, 5 | details |
| #16 | ACCEPTED | 0.01 s | 1, 4, 5 | details |
Code
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
#define M 1000000007
int n, m, p;
ll e[11];
ll z[101010];
ll h[101010];
vector<int> v[101010];
int lyhyin() {
queue<pair<int,int>> q;
q.emplace(1,0);
while (!q.empty()) {
const int x = q.front().first, c = q.front().second; q.pop();
if (x == n) {
return c;
}
for (int i : v[x]) {
if (h[i]) continue;
h[i] = 1;
q.emplace(i,c+1);
}
}
return -1;
}
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
//freopen(R"(C:\Users\Kymppi\Downloads\test_input.txt)", "r", stdin);
cin >> n >> m >> p;
for (int i = 1; i <= m; i++) {
int a, b;
cin >> a >> b;
v[a].push_back(b);
v[b].push_back(a);
}
vector<ll> r;
r.push_back(1);
z[1] = 1;
ll s = 0;
int l = lyhyin();
for (int c = 0; c <= l+10; c++) {
vector<pair<ll,ll>> r2 = {};
for (auto x : r) {
r2.emplace_back(x,z[x]);
}
r.clear();
memset(z,0,sizeof(z));
for (auto [x, d] : r2) {
//cout << x << " " << d << "\n";
if (x == n) {
if (s == 0) s = c;
if (c-s < p) {
e[c-s] += d;
e[c-s] %= M;
}else {
break;
}
}
for (int i : v[x]) {
if (!z[i]) r.push_back(i);
z[i] += d;
z[i] %= M;
}
}
}
//cout << "shortest distance: " << s << "\n";
for (int i = 0; i < p; i++) cout << e[i] << " ";
}Test details
Test 1 (public)
Group: 1, 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 4 5 3 1 2 1 3 2 3 2 4 ... |
| correct output |
|---|
| 2 2 10 |
| user output |
|---|
| 2 2 10 |
Test 2
Group: 1, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 2 1 1 2 1 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |
Test 3
Group: 1, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 10 20 10 6 10 8 1 4 6 9 1 ... |
| correct output |
|---|
| 2 5 34 123 611 2503 11415 4882... |
| user output |
|---|
| 2 5 34 123 611 2503 11415 4882... |
Test 4
Group: 1, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 10 20 10 4 10 2 3 8 4 7 8 ... |
| correct output |
|---|
| 1 7 26 140 509 2483 9454 43570... |
| user output |
|---|
| 1 7 26 140 509 2483 9454 43570... |
Test 5
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 200000 2 96303 53915 64836 4748 6389 40954 60420 91374 ... |
| correct output |
|---|
| 1 0 |
| user output |
|---|
| 1 0 |
Test 6
Group: 2, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 200000 2 72817 17293 93269 856 51497 26888 41679 96276 ... |
| correct output |
|---|
| 5 8 |
| user output |
|---|
| 5 8 |
Test 7
Group: 2, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 474 517 2 1 2 1 3 2 4 3 4 ... |
| correct output |
|---|
| 0 0 |
| user output |
|---|
| 0 0 |
Test 8
Group: 3, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 200000 3 59846 53439 11468 57874 83443 13914 46177 15147 ... |
| correct output |
|---|
| 1 0 32 |
| user output |
|---|
| 1 0 32 |
Test 9
Group: 3, 5
Verdict: ACCEPTED
| input |
|---|
| 100000 200000 3 23665 7205 83252 56604 14852 7299 2836 9864 ... |
| correct output |
|---|
| 1 0 33 |
| user output |
|---|
| 1 0 33 |
Test 10
Group: 3, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 474 517 3 1 2 1 3 2 4 3 4 ... |
| correct output |
|---|
| 0 0 986681410 |
| user output |
|---|
| 0 0 986681410 |
Test 11
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1000 2000 10 691 424 80 318 681 539 33 342 ... |
| correct output |
|---|
| 1 6 39 252 1242 7715 36269 212... |
| user output |
|---|
| 1 6 39 252 1242 7715 36269 212... |
Test 12
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1000 2000 10 979 324 770 562 560 7 169 738 ... |
| correct output |
|---|
| 2 2 81 150 2435 6460 66843 223... |
| user output |
|---|
| 2 2 81 150 2435 6460 66843 223... |
Test 13
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 200000 10 54544 86042 14060 20746 47891 4317 76648 84193 ... |
| correct output |
|---|
| 1 3 54 169 1917 6237 56922 192... |
| user output |
|---|
| 1 3 54 169 1917 6237 56922 192... |
Test 14
Group: 5
Verdict: ACCEPTED
| input |
|---|
| 100000 200000 10 73275 88704 74521 54506 51906 57193 29561 44568 ... |
| correct output |
|---|
| 6 19 338 1212 12462 49357 3873... |
| user output |
|---|
| 6 19 338 1212 12462 49357 3873... |
Test 15
Group: 4, 5
Verdict: ACCEPTED
| input |
|---|
| 1000 1989 10 822 821 979 989 138 139 968 981 ... |
| correct output |
|---|
| 1 44 2935 131120 6357888 28564... |
| user output |
|---|
| 1 44 2935 131120 6357888 28564... |
Test 16
Group: 1, 4, 5
Verdict: ACCEPTED
| input |
|---|
| 3 3 1 1 2 1 3 2 3 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |