Submission #2738017
Source Code Expand
#include <iostream> #include <algorithm> using namespace std; typedef long long ll; typedef pair<ll,ll> P; #define F first #define S second #define M 1000000007 P t[100005]; ll ans,c,x=2,k=1,n; int main(void){ cin>>n; for(int i=0;i<n;i++)cin>>t[i].S>>t[i].F; sort(t,t+n,greater<P>()); c=2*t[1].F; for(ll i=2;i<n;i++){ k=k*i%M; ans=(ans*(i+1)%M+(c+M-t[i].F*x)%M*t[i].S%M)%M; c=(c*(i+2)%M+k*2*t[i].F%M)%M; x=(x*(i+2)%M+k*2%M)%M; } cout<<ans<<endl; }
Submission Info
Submission Time | |
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Task | E - 天下一コップ |
User | nxteru |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 529 Byte |
Status | WA |
Exec Time | 89 ms |
Memory | 1792 KB |
Judge Result
Set Name | Sample | Subtask1 | Subtask2 | Subtask3 | ||||||||||||||
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Score / Max Score | 0 / 0 | 0 / 15 | 0 / 55 | 0 / 70 | ||||||||||||||
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
Subtask1 | sample_01.txt, sample_02.txt, sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt |
Subtask2 | sample_01.txt, sample_02.txt, sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt |
Subtask3 | sample_01.txt, sample_02.txt, sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt, subtask3_01.txt, subtask3_02.txt, subtask3_03.txt, subtask3_04.txt, subtask3_05.txt, subtask3_06.txt, subtask3_07.txt, subtask3_08.txt, subtask3_09.txt, subtask3_10.txt, subtask3_11.txt, subtask3_12.txt, subtask3_13.txt, subtask3_14.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |
subtask1_01.txt | AC | 1 ms | 256 KB |
subtask1_02.txt | AC | 1 ms | 256 KB |
subtask1_03.txt | WA | 1 ms | 256 KB |
subtask1_04.txt | AC | 1 ms | 256 KB |
subtask1_05.txt | WA | 1 ms | 256 KB |
subtask1_06.txt | AC | 1 ms | 256 KB |
subtask1_07.txt | WA | 1 ms | 256 KB |
subtask1_08.txt | WA | 1 ms | 256 KB |
subtask1_09.txt | WA | 1 ms | 256 KB |
subtask1_10.txt | AC | 1 ms | 256 KB |
subtask1_11.txt | WA | 1 ms | 256 KB |
subtask1_12.txt | AC | 1 ms | 256 KB |
subtask1_13.txt | WA | 1 ms | 256 KB |
subtask1_14.txt | AC | 1 ms | 256 KB |
subtask2_01.txt | AC | 2 ms | 256 KB |
subtask2_02.txt | AC | 3 ms | 256 KB |
subtask2_03.txt | WA | 3 ms | 256 KB |
subtask2_04.txt | WA | 3 ms | 256 KB |
subtask2_05.txt | WA | 3 ms | 256 KB |
subtask2_06.txt | WA | 3 ms | 256 KB |
subtask2_07.txt | WA | 3 ms | 256 KB |
subtask2_08.txt | WA | 3 ms | 256 KB |
subtask2_09.txt | WA | 3 ms | 256 KB |
subtask2_10.txt | WA | 3 ms | 256 KB |
subtask2_11.txt | WA | 3 ms | 256 KB |
subtask2_12.txt | WA | 3 ms | 256 KB |
subtask2_13.txt | WA | 3 ms | 256 KB |
subtask2_14.txt | WA | 3 ms | 256 KB |
subtask3_01.txt | AC | 35 ms | 1792 KB |
subtask3_02.txt | AC | 89 ms | 1792 KB |
subtask3_03.txt | WA | 88 ms | 1792 KB |
subtask3_04.txt | WA | 84 ms | 1664 KB |
subtask3_05.txt | WA | 82 ms | 1664 KB |
subtask3_06.txt | WA | 80 ms | 1664 KB |
subtask3_07.txt | WA | 86 ms | 1792 KB |
subtask3_08.txt | WA | 80 ms | 1664 KB |
subtask3_09.txt | WA | 81 ms | 1664 KB |
subtask3_10.txt | WA | 88 ms | 1792 KB |
subtask3_11.txt | WA | 83 ms | 1664 KB |
subtask3_12.txt | WA | 86 ms | 1792 KB |
subtask3_13.txt | WA | 85 ms | 1792 KB |
subtask3_14.txt | WA | 89 ms | 1792 KB |