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Submission #43332

# Submission time Handle Problem Language Result Execution time Memory
43332 2018-03-13T19:35:01 Z Hassoony Pohlepko (COCI16_pohlepko) C++14
45 / 80
 1000 ms 14904 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;
    }
    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]+a[0][j];
                continue;
            }
            s1=a[i][j]+ans[0][j];
            s2=a[i][j]+ans[1][j+1];
            ans[1][j]=min(s1,s2);
        }
        swap(ans[0],ans[1]);
        for(int j=0;j<MX;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
45.0 / 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 3 ms 1504 KB Output is correct
5 Correct 6 ms 2200 KB Output is correct
6 Correct 111 ms 2732 KB Output is correct
7 Incorrect 736 ms 8920 KB Output isn't correct
8 Execution timed out 1066 ms 14904 KB Time limit exceeded
9 Incorrect 5 ms 14904 KB Output isn't correct
10 Correct 29 ms 14904 KB Output is correct
11 Correct 58 ms 14904 KB Output is correct
12 Incorrect 210 ms 14904 KB Output isn't correct
13 Incorrect 154 ms 14904 KB Output isn't correct
14 Execution timed out 1064 ms 14904 KB Time limit exceeded
15 Correct 9 ms 14904 KB Output is correct
16 Execution timed out 1014 ms 14904 KB Time limit exceeded