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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#629210#9430. Left Shifting 2KIRITO1211#AC ✓3ms5332kbC++231.1kb2024-10-11 09:02:082024-10-11 09:02:10

Judging History

你现在查看的是最新测评结果

  • [2024-10-11 09:02:10]
  • 评测
  • 测评结果:AC
  • 用时:3ms
  • 内存:5332kb
  • [2024-10-11 09:02:08]
  • 提交

answer

#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
#define int long long
using ll = long long;
using i64 = long long;
const int mod = 998244353;
// #define DEBUG

// 线段树合并信息

void solve() {
    std::string s;std::cin>>s;
    int n = s.size();
    std::string tp = s + s;
    int now = 0;
    while(now < n && tp[now] == tp[now + n - 1]) now++;
    if(now == n){
        std::cout<<(n) / 2<<'\n';
        return;
    }
    s = tp.substr(now, n);
    //std::cerr<<s<<'\n';
    int ans = 0;
    int flg = 0;
    for(int i = 0;i < n;i++){
        int cnt = 1;
        while(i + 1 < n && s[i] == s[i + 1]){
            cnt++;
            i++;
        }
        ans += cnt / 2;
        if(cnt % 2 == 0) flg = 1;
    }
    if(flg) ans--;
    std::cout<<ans<<'\n';
}

signed main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(0);
    int t = 1;
    // int res = 0;
    // for(int i = 1;i <= 1145;i++) res |= i;
    // std::cerr<<res<<'\n';
    std::cin>>t;
    while (t--) {
        solve();
    }
    return 0;
}

这程序好像有点Bug,我给组数据试试?

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3816kb

input:

3
abccbbbbd
abcde
x

output:

2
0
0

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 3628kb

input:

5000
lfpbavjsmppdppkfwnyfmbdhptdswsoulrbhyjh
cfliuqnynejgnxolzbdoztclzbozqomvioszk
eiivcoqoymonrqgrjdtkts
mdcvservaxcbioopfungsgkiftchwlmtbzqgaraovjknsgiegkvdbolmeunvrxrpscnf
ujeqtidwtoikkqtygo
llma
qjfvgwrdhaazejsfgilnpmmhkefndzvyon
kzwwpdpbrudqmwmjscllnnjyoepxophcoopvfepikouinuxx
vftculoorxskpkxoz...

output:

1
0
0
0
0
0
1
4
0
0
1
1
1
1
1
3
1
0
5
6
0
0
5
2
0
1
3
2
0
3
0
1
0
1
1
0
1
4
1
3
1
0
1
5
3
0
3
0
0
1
8
1
0
6
1
2
0
1
0
0
4
1
2
4
3
1
3
2
3
1
2
1
0
0
2
0
2
2
0
4
0
5
5
0
3
0
4
1
0
2
1
0
2
0
1
6
1
2
1
3
3
3
5
2
3
0
3
5
1
3
0
0
3
0
4
5
3
2
1
1
0
0
2
0
1
1
3
3
3
1
2
0
1
1
4
3
1
3
1
1
1
2
0
1
2
0
4
0
1
1
...

result:

ok 5000 lines

Test #3:

score: 0
Accepted
time: 3ms
memory: 5192kb

input:

1
cbppzfsncqyzmuwrcvtxsciucxusskcjhaanwhqmyncytwhkubrvcqxgcehdxyewdyvpqjcmrnmlgrytrucexmmfulqbtfctehphmrzkosyvhtvjrromqncbgsjcwhmlqidkycaxyhsrduoxayntuhqubvboseeziwjvrfagsbvtxjjbexnajqapgxydwtztzbbdpoydnjipfizdfpmczgqvdmpvxbqubtygkfpdeonegfzsttirbhzkobbigwneyvtcxndfkljdvbbcfnadtfhgohfzqeidtgyandhnvb...

output:

18631

result:

ok single line: '18631'

Test #4:

score: 0
Accepted
time: 2ms
memory: 5292kb

input:

1
qokalgqjhyijyizyihdsiapbgvzxzevykavqmgqzrpjngciqcljsuplvpaziebmumatzvngwrhgsxrtcoiseihejwpewvosnrgvhoxluliuwixgxylazufebrwgfebazrkghgwbpqavehtnakmzqsetghmzoydwmeqvoplkyqngwrgktylrnaojpkvuwfsjbizedqwhfteyjobrglkhkeoxmxdgyuygawvdjhyakpkjchyxaqthrglcldevrzskdaotkbsbmnstrsxervdvmaylqxnwaecfmdszwedrdom...

output:

0

result:

ok single line: '0'

Test #5:

score: 0
Accepted
time: 2ms
memory: 5332kb

input:

1
bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbyyqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhcccccccccccccccccccccccccccccccccccccccccccccccccccccccccccceeeeeeeeeeeeeeeeeeeeezzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz...

output:

246800

result:

ok single line: '246800'

Test #6:

score: 0
Accepted
time: 2ms
memory: 5176kb

input:

1
yyyyyyyyyyyyyyyyyyyyyyyyhhhhhhhhaaaannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnhhhhhhhhhhhhhhhhhhhhhhhiiiiiiiieeeeeeeeeesssssssbbbbbbbbbbiiiiiiiwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwwxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxaaaaaaaaaaaaaaaadccccckkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkc...

output:

242729

result:

ok single line: '242729'

Extra Test:

score: 0
Extra Test Passed