QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #691885 | #5422. Perfect Palindrome | lselegies | WA | 8ms | 3788kb | C++14 | 284b | 2024-10-31 13:19:40 | 2024-10-31 13:19:41 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
#define int long long
signed main()
{
int t;
cin>>t;
while(t--)
{
string s;
cin>>s;
s=" "+s;
int n=s.size()-1,ans=0;
for (int i=1;i<=n/2;i++)
{
if (s[i]!=s[n-i+1]) ans++;
}
cout<<ans<<endl;
}
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3788kb
input:
2 abcb xxx
output:
2 0
result:
ok 2 number(s): "2 0"
Test #2:
score: -100
Wrong Answer
time: 8ms
memory: 3752kb
input:
11107 lfpbavjsm pdtlkfwn fmb hptdswsoul bhyjhp pscfliuqn nej nxolzbd z clzb zqomviosz u ek vco oymonrq rjd ktsqti mdcvserv x birnpfu gsgk ftchwlm bzqgar ovj nsgiegk dbolme nvr rpsc fprodu eqtidwto j qty o jknssmabwl qjfv wrd aa ejsf i npmmhkef dzvyon p zww dp ru qmwm sc wnnjyoepxo hc opvfepiko inuxx...
output:
4 4 1 5 2 4 1 3 0 2 2 0 1 1 3 1 2 4 0 3 2 3 3 1 3 3 1 2 3 4 0 1 0 5 2 1 0 2 0 4 3 0 1 1 1 2 1 5 1 3 3 2 2 3 1 4 3 3 4 4 3 2 0 1 2 1 1 3 0 0 5 2 2 3 5 2 0 3 1 3 3 0 4 4 2 2 5 2 3 1 3 4 5 4 3 1 3 2 1 4 2 4 4 2 2 5 4 5 2 5 2 5 0 3 4 1 4 0 0 3 3 0 4 2 2 1 1 4 4 3 1 3 3 4 2 2 1 3 2 5 4 0 2 3 1 1 2 0 3 5 ...
result:
wrong answer 1st numbers differ - expected: '8', found: '4'