oj.uz

Submission #157667

# Submission time Handle Problem Language Result Execution time Memory
157667 2019-10-12T17:02:58 Z InfiniteJest Bitaro the Brave (JOI19_ho_t1) C++14
50 / 100
 1000 ms 127932 KB 
#include <iostream>
#include <fstream>
#include <vector>
#include <queue>
#include <algorithm>
#include <math.h>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
using namespace std;

ifstream in("input.txt");
ofstream out("output.txt");

typedef long long ll;

int h,w;
char tab[5000][5000];
int pref[5000][5000];
int prefb[5000][5000];
int sump[5000];
vector<pair<int,int> > v;

int main(){
  cin>>h>>w;
  for(int i=0;i<h;i++){
    int sum=0;
    for(int y=0;y<w;y++){
      cin>>tab[i][y];
      if(tab[i][y]=='O')sum++;
      else if(tab[i][y]=='I')sump[y]++;
      else v.pb(mp(i,y));
      prefb[i][y]=sum;
      pref[i][y]=sump[y];
    }
  }
  /*for(int i=0;i<w;i++){
    int sum=0;
    for(int y=0;y<h;y++){
      if(tab[y][i]=='I')sum++;
      pref[y][i]=sum;
    }
  }*/
  ll tot=0;
  for(int i=0;i<v.size();i++)tot+=(prefb[v[i].fi][w-1]-prefb[v[i].fi][v[i].se])*(pref[h-1][v[i].se]-pref[v[i].fi][v[i].se]);
  cout<<tot;

}

Compilation message

joi2019_ho_t1.cpp: In function 'int main()':
joi2019_ho_t1.cpp:46:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<v.size();i++)tot+=(prefb[v[i].fi][w-1]-prefb[v[i].fi][v[i].se])*(pref[h-1][v[i].se]-pref[v[i].fi][v[i].se]);
               ~^~~~~~~~~

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 4 ms 1660 KB Output is correct
6 Correct 4 ms 1656 KB Output is correct
7 Correct 4 ms 1528 KB Output is correct
8 Correct 4 ms 1656 KB Output is correct
9 Correct 4 ms 1784 KB Output is correct
10 Correct 4 ms 1528 KB Output is correct
11 Correct 5 ms 1784 KB Output is correct
12 Correct 4 ms 1656 KB Output is correct
13 Correct 4 ms 1528 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 4 ms 1660 KB Output is correct
6 Correct 4 ms 1656 KB Output is correct
7 Correct 4 ms 1528 KB Output is correct
8 Correct 4 ms 1656 KB Output is correct
9 Correct 4 ms 1784 KB Output is correct
10 Correct 4 ms 1528 KB Output is correct
11 Correct 5 ms 1784 KB Output is correct
12 Correct 4 ms 1656 KB Output is correct
13 Correct 4 ms 1528 KB Output is correct
14 Correct 31 ms 8816 KB Output is correct
15 Correct 7 ms 5496 KB Output is correct
16 Correct 17 ms 5232 KB Output is correct
17 Correct 2 ms 504 KB Output is correct
18 Correct 38 ms 9356 KB Output is correct
19 Correct 34 ms 8824 KB Output is correct
20 Correct 36 ms 9320 KB Output is correct
21 Correct 37 ms 9324 KB Output is correct
22 Correct 35 ms 9196 KB Output is correct
23 Correct 34 ms 9196 KB Output is correct
24 Correct 37 ms 9576 KB Output is correct
25 Correct 34 ms 8820 KB Output is correct
26 Correct 34 ms 9196 KB Output is correct

Subtask #3
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 4 ms 1660 KB Output is correct
6 Correct 4 ms 1656 KB Output is correct
7 Correct 4 ms 1528 KB Output is correct
8 Correct 4 ms 1656 KB Output is correct
9 Correct 4 ms 1784 KB Output is correct
10 Correct 4 ms 1528 KB Output is correct
11 Correct 5 ms 1784 KB Output is correct
12 Correct 4 ms 1656 KB Output is correct
13 Correct 4 ms 1528 KB Output is correct
14 Correct 31 ms 8816 KB Output is correct
15 Correct 7 ms 5496 KB Output is correct
16 Correct 17 ms 5232 KB Output is correct
17 Correct 2 ms 504 KB Output is correct
18 Correct 38 ms 9356 KB Output is correct
19 Correct 34 ms 8824 KB Output is correct
20 Correct 36 ms 9320 KB Output is correct
21 Correct 37 ms 9324 KB Output is correct
22 Correct 35 ms 9196 KB Output is correct
23 Correct 34 ms 9196 KB Output is correct
24 Correct 37 ms 9576 KB Output is correct
25 Correct 34 ms 8820 KB Output is correct
26 Correct 34 ms 9196 KB Output is correct
27 Execution timed out 1072 ms 127932 KB Time limit exceeded
28 Halted 0 ms 0 KB -