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Submission #43341

# Submission time Handle Problem Language Result Execution time Memory
43341 2018-03-13T19:45:09 Z Hassoony Pohlepko (COCI16_pohlepko) C++14
65 / 80
 1000 ms 14812 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
const int MX=2001;
int n,m;
char a[MX][MX];
string ans[2][MX],s1;
int main(){
    scanf("%d%d",&n,&m);
    for(int i=0;i<n;i++)scanf("%s",&a[i]);
    if(m==1){
        for(int i=0;i<n;i++)s1+=a[i][0];
        cout<<s1<<endl;
        return 0;
    }
    if(n==1){
        for(int i=0;i<m;i++)s1+=a[0][i];
        cout<<s1<<endl;
        return 0;
    }
    ans[0][m-1]=a[n-1][m-1];
    for(int i=m-2;i>=0;i--)ans[0][i]=a[n-1][i]+ans[0][i+1];
    for(int i=n-2;i>=0;i--){
        for(int j=m-1;j>=0;j--){
            if(j==m-1){
                ans[1][j]=a[i][j]+ans[0][j];
                ans[0][j]=ans[1][j];
                continue;
            }
            ans[1][j]=min(a[i][j]+ans[0][j],a[i][j]+ans[1][j+1]);
            ans[0][j]=ans[1][j];
            ans[1][j+1]="";
        }
        ans[1][0]="";
    }
    cout<<ans[0][0]<<endl;
}

Compilation message

pohlepko.cpp: In function 'int main()':
pohlepko.cpp:11:41: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[2001]' [-Wformat=]
     for(int i=0;i<n;i++)scanf("%s",&a[i]);
                                         ^
pohlepko.cpp:10:24: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&m);
                        ^
pohlepko.cpp:11:42: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<n;i++)scanf("%s",&a[i]);
                                          ^

Subtask #1
65.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 504 KB Output is correct
2 Correct 2 ms 1508 KB Output is correct
3 Correct 2 ms 1508 KB Output is correct
4 Correct 2 ms 1508 KB Output is correct
5 Correct 6 ms 2152 KB Output is correct
6 Correct 112 ms 2564 KB Output is correct
7 Correct 749 ms 8808 KB Output is correct
8 Execution timed out 1064 ms 14512 KB Time limit exceeded
9 Correct 3 ms 14512 KB Output is correct
10 Correct 25 ms 14512 KB Output is correct
11 Correct 60 ms 14512 KB Output is correct
12 Correct 165 ms 14512 KB Output is correct
13 Correct 106 ms 14512 KB Output is correct
14 Execution timed out 1065 ms 14812 KB Time limit exceeded
15 Correct 7 ms 14812 KB Output is correct
16 Execution timed out 1029 ms 14812 KB Time limit exceeded