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Submission #24775

# Submission time Handle Problem Language Result Execution time Memory
24775 2017-06-13T13:14:13 Z Extazy Palindromes (APIO14_palindrome) C++14
0 / 100
 1000 ms 2020 KB 
/*
example test starts
2

abacaba

www
example test ends
*/
#include <bits/stdc++.h>

using namespace std;

const int N = 16;

int n;
char a[N];
int ans;

bool is_palindrome(int l, int r) {
    while(l<r) if(a[l++]!=a[r--]) return false;
    return true;
}

int count_occ(int l, int r) {
    int ans=0,cnt,i,j;
    for(i=1;i+r-l<=n;i++) {
        cnt=0;
        for(j=i;j<=i+r-l;j++) if(a[j]==a[l+j-i]) ++cnt;
        if(cnt==r-l+1) ++ans;
    }
    return ans;
}

int main() {
    int tests,current_case;
    int i,j;

    tests=1;
    for(current_case=1;current_case<=tests;current_case++) {
        scanf("%s", a+1);
        n=strlen(a+1);
        ans=0;
        for(i=1;i<=n;i++) for(j=i;j<=n;j++) if(is_palindrome(i,j)) {
            ans=max(ans,(j-i+1)*count_occ(i,j));
        }
        printf("%d\n", ans);
    }

    return 0;
}

Compilation message

palindrome.cpp: In function 'int main()':
palindrome.cpp:41:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%s", a+1);
                         ^

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 2020 KB Output is correct
2 Correct 0 ms 2020 KB Output is correct
3 Correct 0 ms 2020 KB Output is correct
4 Correct 0 ms 2020 KB Output is correct
5 Correct 0 ms 2020 KB Output is correct
6 Correct 0 ms 2020 KB Output is correct
7 Correct 0 ms 2020 KB Output is correct
8 Correct 0 ms 2020 KB Output is correct
9 Correct 0 ms 2020 KB Output is correct
10 Incorrect 0 ms 2020 KB Output isn't correct
11 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 2020 KB Execution timed out
2 Halted 0 ms 0 KB -

Subtask #3
0 / 24.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1000 ms 2020 KB Execution timed out
2 Halted 0 ms 0 KB -

Subtask #4
0 / 26.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 2020 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# Verdict Execution time Memory Grader output
1 Runtime error 0 ms 2020 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -