oj.uz

Submission #108783

# Submission time Handle Problem Language Result Execution time Memory
108783 2019-05-02T00:44:16 Z thebes Dango Maker (JOI18_dango_maker) C++14
13 / 100
 3 ms 428 KB 
#include <bits/stdc++.h>
using namespace std;

const int MN = 3005;
int a[MN][MN], n, m, i, j, ans;

int main(){
    for(scanf("%d%d",&n,&m),i=1;i<=n;i++){
        for(getchar(),j=1;j<=m;j++){
            char ch = getchar();
            if(ch=='G') a[i][j]=1;
            else if(ch=='W') a[i][j]=2;
        }
    }
    for(i=1;i<=n;i++){
        for(j=1;j<=m;j++){
            if(j+2<=m){
                if(a[i][j]==0&&a[i][j+1]==1&&a[i][j+2]==2){
                    ans++;
                    a[i][j]=a[i][j+1]=a[i][j+2]=-1;
                }
            }
            if(i+2<=n){
                if(a[i][j]==0&&a[i+1][j]==1&&a[i+2][j]==2){
                    ans++;
                    a[i][j]=a[i+1][j]=a[i+2][j]=-1;
                }
            }
        }
    }
    int tmp = ans; ans = 0;
    for(j=1;j<=m;j++){
        for(i=1;i<=n;i++){
            if(i+2<=n){
                if(a[i][j]==0&&a[i+1][j]==1&&a[i+2][j]==2){
                    ans++;
                    a[i][j]=a[i+1][j]=a[i+2][j]=-1;
                }
            }
            if(j+2<=m){
                if(a[i][j]==0&&a[i][j+1]==1&&a[i][j+2]==2){
                    ans++;
                    a[i][j]=a[i][j+1]=a[i][j+2]=-1;
                }
            }
        }
    }
    printf("%d\n",max(ans,tmp));
    return 0;
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:8:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(scanf("%d%d",&n,&m),i=1;i<=n;i++){
         ~~~~~~~~~~~~~~~~~~~^~~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 384 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 428 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Incorrect 2 ms 384 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #3
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 2 ms 384 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 2 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 256 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 2 ms 384 KB Output is correct
18 Correct 2 ms 384 KB Output is correct
19 Correct 2 ms 384 KB Output is correct
20 Correct 2 ms 428 KB Output is correct
21 Correct 3 ms 384 KB Output is correct
22 Incorrect 2 ms 384 KB Output isn't correct
23 Halted 0 ms 0 KB -