# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
318041 | 2020-10-31T10:20:31 Z | lukameladze | 정렬하기 (IOI15_sorting) | C++14 | 127 ms | 22488 KB |
# include <bits/stdc++.h> using namespace std; long long xx,idx[300005],a1[300005],a[300005],n,m,X[300005],Y[300005],a3[300005],ww,le,ri,mid,a2[300005],anss; vector < pair < long long, long long > > v,ans,ans1; void swapp(int idx1, int idx2) { idx[a1[idx1]]=idx2; idx[a1[idx2]]=idx1; swap(a1[idx1],a1[idx2]); } void swapp1(int idx1, int idx2) { idx[a[idx1]]=idx2; idx[a[idx2]]=idx1; swap(a[idx1],a[idx2]); } int findSwapPairs(int N, int A[], int M, int x[], int y[], int P[], int Q[]) { n=N; m=M; for (int i=1; i<=n; i++) { a2[i]=A[i-1]+1; } for (int i=1; i<=m; i++) { X[i]=x[i-1]+1; Y[i]=y[i-1]+1; } for (int i=1; i<=n; i++) { a1[i]=a2[i]; a3[i]=a2[i]; } sort(a3+1, a3+n+1); for (int i=1; i<=n; i++) { if(a3[i]!=a2[i]) ww=1; } if (!ww) { return 0; } le=1; ri=m; while(le<=ri) { ans.clear(); v.clear(); mid=(le+ri)/2; for (int i=1; i<=n; i++) { a1[i]=a2[i]; a[i]=a2[i]; } for (int i=1; i<=mid; i++) { swap(a1[X[i]], a1[Y[i]]); } for (int i=1; i<=n; i++) { idx[a1[i]]=i; } for (int i=1; i<=n; i++) { if (idx[i]!=i) { v.push_back({i, a1[i]}); } swapp(idx[a1[i]], idx[i]); } if (v.size()>mid) { le=mid+1; continue; } for (int i=1; i<=n; i++) { idx[a[i]]=i; } for (int i=1; i<=mid; i++) { swapp1(X[i],Y[i]); xx=v.size(); if (i<=xx) { ans.push_back({idx[v[i-1].first], idx[v[i-1].second]}), swapp1(idx[v[i-1].first],idx[v[i-1].second]); } } if (v.size()<=mid) { anss=mid; ri=mid-1; ans1.clear(); for (int j=0; j<ans.size(); j++) { ans1.push_back({ans[j].first, ans[j].second}); } } } //cout<<anss<<endl; while (ans1.size()<anss) ans1.push_back({1,1}); for (int i=0; i<ans1.size(); i++) { P[i]=ans1[i].first-1; Q[i]=ans1[i].second-1; //cout<<ans1[i].first<<" "<<ans1[i].second<<endl; } return anss; }
Compilation message
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 492 KB | Output is correct |
11 | Correct | 1 ms | 640 KB | Output is correct |
12 | Correct | 1 ms | 492 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 396 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 492 KB | Output is correct |
4 | Correct | 1 ms | 492 KB | Output is correct |
5 | Correct | 1 ms | 492 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 364 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 492 KB | Output is correct |
11 | Correct | 1 ms | 640 KB | Output is correct |
12 | Correct | 1 ms | 492 KB | Output is correct |
13 | Correct | 1 ms | 396 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 492 KB | Output is correct |
16 | Correct | 1 ms | 492 KB | Output is correct |
17 | Correct | 1 ms | 492 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
21 | Correct | 2 ms | 876 KB | Output is correct |
22 | Correct | 2 ms | 1024 KB | Output is correct |
23 | Correct | 2 ms | 876 KB | Output is correct |
24 | Correct | 2 ms | 876 KB | Output is correct |
25 | Correct | 2 ms | 876 KB | Output is correct |
26 | Correct | 2 ms | 876 KB | Output is correct |
27 | Correct | 2 ms | 876 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 3 ms | 748 KB | Output is correct |
2 | Correct | 3 ms | 876 KB | Output is correct |
3 | Correct | 3 ms | 876 KB | Output is correct |
4 | Correct | 1 ms | 620 KB | Output is correct |
5 | Correct | 2 ms | 748 KB | Output is correct |
6 | Correct | 2 ms | 876 KB | Output is correct |
7 | Correct | 3 ms | 876 KB | Output is correct |
8 | Correct | 3 ms | 748 KB | Output is correct |
9 | Correct | 3 ms | 876 KB | Output is correct |
10 | Correct | 3 ms | 748 KB | Output is correct |
11 | Correct | 3 ms | 876 KB | Output is correct |
12 | Correct | 3 ms | 876 KB | Output is correct |
13 | Correct | 3 ms | 876 KB | Output is correct |
14 | Correct | 2 ms | 620 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 3 ms | 748 KB | Output is correct |
2 | Correct | 3 ms | 876 KB | Output is correct |
3 | Correct | 3 ms | 876 KB | Output is correct |
4 | Correct | 1 ms | 620 KB | Output is correct |
5 | Correct | 2 ms | 748 KB | Output is correct |
6 | Correct | 2 ms | 876 KB | Output is correct |
7 | Correct | 3 ms | 876 KB | Output is correct |
8 | Correct | 3 ms | 748 KB | Output is correct |
9 | Correct | 3 ms | 876 KB | Output is correct |
10 | Correct | 3 ms | 748 KB | Output is correct |
11 | Correct | 3 ms | 876 KB | Output is correct |
12 | Correct | 3 ms | 876 KB | Output is correct |
13 | Correct | 3 ms | 876 KB | Output is correct |
14 | Correct | 2 ms | 620 KB | Output is correct |
15 | Incorrect | 127 ms | 22488 KB | Integer -1 violates the range [0, 176899] |
16 | Halted | 0 ms | 0 KB | - |