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Submission #43338

# Submission time Handle Problem Language Result Execution time Memory
43338 2018-03-13T19:40:52 Z Hassoony Pohlepko (COCI16_pohlepko) C++14
40 / 80
 1000 ms 14624 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
const int MX=2009;
int n,m;
char a[MX][MX];
string ans[2][MX],s1,s2;
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];
                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 (*)[2009]' [-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
40.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 1504 KB Output is correct
3 Correct 2 ms 1504 KB Output is correct
4 Correct 2 ms 1504 KB Output is correct
5 Correct 7 ms 2416 KB Output is correct
6 Correct 124 ms 2596 KB Output is correct
7 Incorrect 694 ms 7624 KB Output isn't correct
8 Execution timed out 1062 ms 14624 KB Time limit exceeded
9 Incorrect 3 ms 14624 KB Output isn't correct
10 Correct 24 ms 14624 KB Output is correct
11 Correct 58 ms 14624 KB Output is correct
12 Incorrect 131 ms 14624 KB Output isn't correct
13 Incorrect 56 ms 14624 KB Output isn't correct
14 Execution timed out 1062 ms 14624 KB Time limit exceeded
15 Incorrect 6 ms 14624 KB Output isn't correct
16 Incorrect 732 ms 14624 KB Output isn't correct