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Submission #43331

# Submission time Handle Problem Language Result Execution time Memory
43331 2018-03-13T19:31:55 Z Hassoony Pohlepko (COCI16_pohlepko) C++14
40 / 80
 1000 ms 25328 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]);
    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
40.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 15 ms 1508 KB Output isn't correct
3 Correct 2 ms 1508 KB Output is correct
4 Correct 3 ms 1508 KB Output is correct
5 Correct 9 ms 2240 KB Output is correct
6 Correct 114 ms 2892 KB Output is correct
7 Incorrect 741 ms 10724 KB Output isn't correct
8 Execution timed out 1074 ms 20748 KB Time limit exceeded
9 Incorrect 5 ms 20748 KB Output isn't correct
10 Correct 28 ms 20748 KB Output is correct
11 Correct 59 ms 20748 KB Output is correct
12 Incorrect 183 ms 20748 KB Output isn't correct
13 Incorrect 158 ms 20748 KB Output isn't correct
14 Execution timed out 1074 ms 25328 KB Time limit exceeded
15 Correct 9 ms 25328 KB Output is correct
16 Execution timed out 1014 ms 25328 KB Time limit exceeded