Submission #2503991
Source Code Expand
#include <bits/stdc++.h> using namespace std; #define max(a,b) ((a>b)?(a):(b)) #define min(a,b) ((a<b)?(a):(b)) typedef long long LL; int main(){ int n; cin >> n; char c; int a; vector<int> whitePos(n),blackPos(n); for(int i=0;i<2*n;i++){ cin >> c >> a; a--; if(c=='W'){ whitePos[a]=i; }else{ blackPos[a]=i; } } int wc=0,bc=0; int ans=0; while(1){ if(whitePos[wc]<blackPos[bc]){ ans+=whitePos[wc]-wc-bc; for(int i=wc+1;i<n;i++){ if(whitePos[i]<whitePos[wc]){ whitePos[i]++; } } for(int i=bc;i<n;i++){ if(blackPos[i]<whitePos[wc]){ blackPos[i]++; } } wc++; }else{ ans+=blackPos[bc]-wc-bc; for(int i=wc;i<n;i++){ if(whitePos[i]<blackPos[bc]){ whitePos[i]++; } } for(int i=bc+1;i<n;i++){ if(blackPos[i]<blackPos[bc]){ blackPos[i]++; } } bc++; } if(wc==n){ for(;bc<n-1;bc++){ for(int i=bc+1;i<n;i++){ if(blackPos[i]<blackPos[bc]){ ans++; } } } break; }else if(bc==n){ for(;wc<n-1;wc++){ for(int i=wc+1;i<n;i++){ if(whitePos[i]<whitePos[wc]){ ans++; } } } break; } } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | E - Sorted and Sorted |
User | yamunaku |
Language | C++14 (GCC 5.4.1) |
Score | 0 |
Code Size | 1466 Byte |
Status | WA |
Exec Time | 26 ms |
Memory | 384 KB |
Judge Result
Set Name | Sample | All | ||||||
---|---|---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 0 / 600 | ||||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | 0_000.txt, 0_001.txt, 0_002.txt |
All | 0_000.txt, 0_001.txt, 0_002.txt, 1_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt, 1_021.txt, 1_022.txt, 1_023.txt, 1_024.txt, 1_025.txt, 1_026.txt, 1_027.txt, 1_028.txt, 1_029.txt, 1_030.txt, 1_031.txt, 1_032.txt, 1_033.txt, 1_034.txt, 1_035.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
0_000.txt | AC | 1 ms | 256 KB |
0_001.txt | AC | 1 ms | 256 KB |
0_002.txt | AC | 1 ms | 256 KB |
1_003.txt | AC | 1 ms | 256 KB |
1_004.txt | AC | 1 ms | 256 KB |
1_005.txt | WA | 1 ms | 256 KB |
1_006.txt | WA | 1 ms | 256 KB |
1_007.txt | AC | 1 ms | 256 KB |
1_008.txt | WA | 1 ms | 256 KB |
1_009.txt | AC | 1 ms | 256 KB |
1_010.txt | AC | 1 ms | 256 KB |
1_011.txt | AC | 1 ms | 256 KB |
1_012.txt | AC | 1 ms | 256 KB |
1_013.txt | AC | 1 ms | 256 KB |
1_014.txt | WA | 20 ms | 256 KB |
1_015.txt | WA | 4 ms | 256 KB |
1_016.txt | WA | 14 ms | 256 KB |
1_017.txt | WA | 7 ms | 256 KB |
1_018.txt | WA | 1 ms | 256 KB |
1_019.txt | WA | 3 ms | 256 KB |
1_020.txt | WA | 16 ms | 256 KB |
1_021.txt | AC | 3 ms | 256 KB |
1_022.txt | AC | 2 ms | 256 KB |
1_023.txt | AC | 6 ms | 256 KB |
1_024.txt | AC | 9 ms | 256 KB |
1_025.txt | WA | 26 ms | 256 KB |
1_026.txt | WA | 23 ms | 256 KB |
1_027.txt | WA | 23 ms | 256 KB |
1_028.txt | WA | 23 ms | 256 KB |
1_029.txt | WA | 23 ms | 256 KB |
1_030.txt | WA | 23 ms | 256 KB |
1_031.txt | WA | 26 ms | 256 KB |
1_032.txt | AC | 8 ms | 256 KB |
1_033.txt | AC | 8 ms | 256 KB |
1_034.txt | AC | 8 ms | 256 KB |
1_035.txt | AC | 9 ms | 384 KB |