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Submission #43335

# Submission time Handle Problem Language Result Execution time Memory
43335 2018-03-13T19:37:58 Z Hassoony Pohlepko (COCI16_pohlepko) C++14
65 / 80
 1000 ms 14404 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=0;i<m;i++)cout<<ans[0][i]<<endl;
    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;
            }
            s1=a[i][j]+ans[0][j];
            s2=a[i][j]+ans[1][j+1];
            ans[1][j]=min(s1,s2);
        }
        for(int j=0;j<MX;j++)ans[0][j]=ans[1][j],ans[1][j]="";
    }
    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
65.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 4 ms 1504 KB Output is correct
5 Correct 6 ms 2344 KB Output is correct
6 Correct 133 ms 2676 KB Output is correct
7 Correct 903 ms 9028 KB Output is correct
8 Execution timed out 1073 ms 14280 KB Time limit exceeded
9 Correct 6 ms 14280 KB Output is correct
10 Correct 31 ms 14280 KB Output is correct
11 Correct 67 ms 14280 KB Output is correct
12 Correct 223 ms 14280 KB Output is correct
13 Correct 164 ms 14280 KB Output is correct
14 Execution timed out 1075 ms 14404 KB Time limit exceeded
15 Correct 9 ms 14404 KB Output is correct
16 Execution timed out 1066 ms 14404 KB Time limit exceeded