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Submission #43336

# Submission time Handle Problem Language Result Execution time Memory
43336 2018-03-13T19:38:56 Z Hassoony Pohlepko (COCI16_pohlepko) C++14
65 / 80
 1000 ms 14428 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]);
        }
        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 5 ms 1504 KB Output is correct
5 Correct 6 ms 2124 KB Output is correct
6 Correct 119 ms 2524 KB Output is correct
7 Correct 866 ms 8928 KB Output is correct
8 Execution timed out 1060 ms 14284 KB Time limit exceeded
9 Correct 6 ms 14284 KB Output is correct
10 Correct 29 ms 14284 KB Output is correct
11 Correct 65 ms 14284 KB Output is correct
12 Correct 222 ms 14284 KB Output is correct
13 Correct 165 ms 14284 KB Output is correct
14 Execution timed out 1054 ms 14428 KB Time limit exceeded
15 Correct 13 ms 14428 KB Output is correct
16 Execution timed out 1058 ms 14428 KB Time limit exceeded