Submission #1671113
Source Code Expand
#include<bits/stdc++.h> using namespace std; #define N 1111116 #define mod 1000000007 int n,x,y,c[N],w[N]; vector<pair<int,int> > q[N]; vector<int> v[N]; map<int,int> h; long long e[N],ans; void solve(int x){ ans=ans*(++h[0])%mod*e[++h[c[x]]]%mod;c[x]=0; for (int i=0;i<(int)v[x].size();i++) if (c[v[x][i]]) solve(v[x][i]); } int read(){ int x=0,f=1;char ch=getchar(); for (;!isdigit(ch);ch=getchar()) if (ch=='-') f=-f; for (;isdigit(ch);ch=getchar()) x=x*10+ch-'0'; return x*f; } int main(){ n=read();x=read();y=read(); for (int i=1;i<=n;i++){ c[i]=read();w[i]=read(); q[c[i]].push_back(make_pair(w[i],i)); } for (int i=1;i<=n;i++) if (q[i].size()){ sort(q[i].begin(),q[i].end()); q[0].push_back(q[i][0]); for (int j=1;j<(int)q[i].size();j++) if (q[i][0].first+q[i][j].first<=x) v[q[i][0].second].push_back(q[i][j].second), v[q[i][j].second].push_back(q[i][0].second); } sort(q[0].begin(),q[0].end()); for (int i=1;i<=n;i++) if (c[i]!=c[q[0][0].second]){ if (w[i]+q[0][0].first<=y) v[i].push_back(q[0][0].second), v[q[0][0].second].push_back(i); } else { if (q[0].size()>=2&&w[i]+q[0][1].first<=y) v[i].push_back(q[0][1].second), v[q[0][1].second].push_back(i); } ans=e[1]=1; for (int i=2;i<=n;i++) e[i]=(-(mod/i)*e[mod%i]%mod+mod)%mod; for (int i=1;i<=n;i++) if (c[i]) solve(i),h.clear(); printf("%lld\n",ans);return 0; }
Submission Info
Submission Time | |
---|---|
Task | D - Colorful Balls |
User | Kuugo |
Language | C++14 (GCC 5.4.1) |
Score | 1000 |
Code Size | 1465 Byte |
Status | AC |
Exec Time | 328 ms |
Memory | 78360 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 1000 / 1000 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 00_example_01.txt, 00_example_02.txt, 00_example_03.txt |
All | 00_example_01.txt, 00_example_02.txt, 00_example_03.txt, 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, 49.txt, 50.txt, 51.txt, 52.txt, 53.txt, 54.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
00_example_01.txt | AC | 19 ms | 55552 KB |
00_example_02.txt | AC | 19 ms | 55552 KB |
00_example_03.txt | AC | 18 ms | 55552 KB |
01.txt | AC | 19 ms | 55552 KB |
02.txt | AC | 18 ms | 55552 KB |
03.txt | AC | 23 ms | 56064 KB |
04.txt | AC | 19 ms | 55552 KB |
05.txt | AC | 20 ms | 55808 KB |
06.txt | AC | 19 ms | 55552 KB |
07.txt | AC | 71 ms | 62072 KB |
08.txt | AC | 19 ms | 55552 KB |
09.txt | AC | 40 ms | 59004 KB |
10.txt | AC | 36 ms | 57728 KB |
11.txt | AC | 19 ms | 55552 KB |
12.txt | AC | 19 ms | 55552 KB |
13.txt | AC | 23 ms | 56192 KB |
14.txt | AC | 19 ms | 55552 KB |
15.txt | AC | 44 ms | 59388 KB |
16.txt | AC | 62 ms | 60152 KB |
17.txt | AC | 27 ms | 56576 KB |
18.txt | AC | 37 ms | 57728 KB |
19.txt | AC | 56 ms | 59644 KB |
20.txt | AC | 143 ms | 73716 KB |
21.txt | AC | 133 ms | 72952 KB |
22.txt | AC | 116 ms | 69492 KB |
23.txt | AC | 150 ms | 77476 KB |
24.txt | AC | 110 ms | 68852 KB |
25.txt | AC | 143 ms | 73844 KB |
26.txt | AC | 154 ms | 78068 KB |
27.txt | AC | 115 ms | 70132 KB |
28.txt | AC | 162 ms | 78068 KB |
29.txt | AC | 158 ms | 75892 KB |
30.txt | AC | 107 ms | 67584 KB |
31.txt | AC | 160 ms | 78196 KB |
32.txt | AC | 123 ms | 70644 KB |
33.txt | AC | 159 ms | 77812 KB |
34.txt | AC | 148 ms | 76532 KB |
35.txt | AC | 93 ms | 69236 KB |
36.txt | AC | 116 ms | 70780 KB |
37.txt | AC | 95 ms | 69496 KB |
38.txt | AC | 93 ms | 68984 KB |
39.txt | AC | 104 ms | 69772 KB |
40.txt | AC | 144 ms | 78324 KB |
41.txt | AC | 132 ms | 74096 KB |
42.txt | AC | 127 ms | 73460 KB |
43.txt | AC | 109 ms | 69748 KB |
44.txt | AC | 328 ms | 78360 KB |
45.txt | AC | 106 ms | 69248 KB |
46.txt | AC | 130 ms | 74224 KB |
47.txt | AC | 89 ms | 67952 KB |
48.txt | AC | 86 ms | 65392 KB |
49.txt | AC | 88 ms | 66672 KB |
50.txt | AC | 85 ms | 72820 KB |
51.txt | AC | 76 ms | 69364 KB |
52.txt | AC | 83 ms | 67572 KB |
53.txt | AC | 83 ms | 67572 KB |
54.txt | AC | 84 ms | 67572 KB |