QOJ.ac
QOJ
| 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 |
|---|---|---|---|---|---|---|---|---|---|
| #61516 | #3863. Evolution of Weasels | 2pal1rak# | AC ✓ | 3ms | 3632kb | C++20 | 1023b | 2022-11-13 17:57:48 | 2022-11-13 17:57:50 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
// mt19937 g(chrono::high_resolution_clock::now().time_since_epoch().count());
string canonical(string s) {
string a = "";
int addB = 0;
for(auto c: s) {
if(c == 'B') {
addB ^= 1;
} else {
if(a.size() > 0 && a.back() == c)
a.pop_back();
else
a.push_back(c);
}
}
if(addB)
a.push_back('B');
return a;
}
void solve_test() {
string a, b;
cin >> a >> b;
a = canonical(a);
b = canonical(b);
if(a == b)
printf("YES\n");
else
printf("NO\n");
}
int main() {
#ifdef USEFOPEN
freopen("1.in", "r", stdin);
//freopen("1.out", "w", stdout);
#endif
cin.sync_with_stdio(false); cin.tie(0);
int T = 1;
cin >> T;
for(int t = 1; t <= T; t++) {
//printf("Case #%d: ", t);
solve_test();
}
return 0;
}
详细
Test #1:
score: 100
Accepted
time: 3ms
memory: 3528kb
input:
8 A B B C C A AA BB BB CC CC AA ABAB BCBC ABC CBA
output:
NO NO NO YES YES YES YES NO
result:
ok 8 lines
Test #2:
score: 0
Accepted
time: 3ms
memory: 3484kb
input:
81 CA CA CB AA CA CC BA AA AC AA CC CC CA AA BC AA BA CA AA AA CB CA AC CB BB CB CC AA CB AB AB BC CB BC BC BC CC CA AA BB CB BB BC BA BC CB BA AB CA BB BB BC BC AB BC AC BB AC CB BA AA BC AB AC CA CB BC BB BC CC AA AB AB BB CB AC BB BB BA AC AA CA BB CA AA BA CA BA CB CB BA BC BC CA BB CC AC BA BB ...
output:
YES NO NO NO NO YES NO NO NO YES NO NO NO YES NO NO YES YES NO YES NO NO YES YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO YES NO NO YES NO YES NO NO NO YES NO NO NO NO NO NO NO YES NO NO NO NO NO YES NO NO NO NO NO YES NO NO NO YES YES NO NO
result:
ok 81 lines
Test #3:
score: 0
Accepted
time: 3ms
memory: 3540kb
input:
63 CB B CC B B AA A BC A AB C AB BC A B CA BA C AA A C A A CB AC C AA B CC A B BB B BA A CA A A B CB C BB C B B AC A BB B BC BA B C AC B CC BB A AC A BB B AB B C CC CA B AB C C BC A AC B AB CC C A AA BA A CA C BB C C BA C AA C CA CA A AC B BC B BC C AA C C CB A BA C C CB C A B CB A B B A CC B C B A ...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO YES NO NO NO NO NO
result:
ok 63 lines
Test #4:
score: 0
Accepted
time: 3ms
memory: 3544kb
input:
100 AAAAAAAACAAAAABCCCCABAABCCAACCAAABAACCCCCBBCBBACCCCAAAAAACCCCCCCCCCABAABCCBBCCCCCCCCCCBACCACCCCCCCCAACCCCCCCCBCAACCCCAACCAABACCCCCCCCCCAACBBABBACCAACACAAABACAACAB CCAAAAAABAAAAAACCAACCAACAAACCCCABBBCCAACCCCCAAAAAAACCBAAAACABAABCCCBCACCCAAAAAACAABCAABBCCCAAAACCCAAAAAACCAAAABBCCAABCAACAACBCCACCAA ...
output:
NO YES YES YES YES NO NO NO YES NO YES NO YES YES YES NO YES YES YES NO YES YES NO YES YES YES YES YES NO YES NO NO NO NO NO NO NO YES NO YES NO YES YES NO YES NO NO YES YES YES YES YES NO YES NO NO YES NO NO YES NO NO NO NO NO YES YES YES YES NO NO YES YES NO YES YES YES YES NO YES YES YES NO YES Y...
result:
ok 100 lines
Test #5:
score: 0
Accepted
time: 3ms
memory: 3464kb
input:
100 BCBBCBAACCBAABBBBAACCBBBABBBBBBBCBBCBCBBBBBBBBBCCBBCBBBBBACCCCBCBCBBBCBCBBABBABBBBBAAABABBBBBBBABBBBBCCCCABBBA BABAABABBBBBBBBBBBBABBBBBABBABBBBBBCBBBBBBBBBBBBCBCABBBACABABBBABBBBBBAAAABCBBBBCBBBBABABBBBBBABBBBBBBABABABBABBABABBBABCBCBBCBBBBCBBABBBCBCBBBBBBBBBBABBBBABBBBBBABBCCA BBBAAACCCAAAABBB...
output:
YES NO NO NO YES YES YES YES YES YES YES YES YES YES NO NO NO YES NO YES NO NO NO YES NO YES NO NO NO YES NO NO NO NO NO NO NO NO YES NO YES YES NO YES YES YES NO NO YES NO YES YES YES YES YES NO NO NO YES YES YES YES YES NO YES NO YES NO YES NO NO NO NO NO YES NO YES YES YES YES YES NO NO NO NO NO ...
result:
ok 100 lines
Test #6:
score: 0
Accepted
time: 3ms
memory: 3632kb
input:
100 B CABCABCA ACCBBCAAB CC BABCABC BBBB ABBABBBABC CCAABACAA B A CBBCCA CCBCB AC ACA CBAACAC BA BCBBAABB BCCCB CCACBAAB CCA ACCCCACCBB AACAA BCCCBC BCA ABCCBC CBCABAA CCACCC BABCC ACAAC CBBB CBBABCC ABBAAAA BBC ACACBBCAC C CBCBCBAB ACCCBAB CBCAAB A BA AABBABC AA CBAAB CBA CCCCA CB AB BABB ABBCCBCAC...
output:
NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO YES NO NO NO NO YES NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO YES NO NO NO NO NO NO NO NO NO NO NO NO NO YES NO NO NO ...
result:
ok 100 lines
Test #7:
score: 0
Accepted
time: 2ms
memory: 3580kb
input:
100 ACACBBACCACAACACACACACACACACACACACACACACACACACACACACACACA ACACACACACABCACACACACACACACACACABCACACACACABCCACACACACCABCACACACACACBACACACACACABCACACACACABCACACACACACACACBACAABCAACACABCACACACACACABCAACACACACACACACACACBACACACACBACACACACACACBACACACACACACACAC BBBBBBABBCBBABBBCACBBBABBBCACBBBACABBBABBCBB...
output:
YES YES NO YES YES NO YES NO NO NO YES NO YES YES YES NO YES YES YES YES YES NO YES NO YES YES NO YES NO YES YES NO YES NO NO NO NO NO YES YES YES YES NO NO NO YES YES YES YES NO YES NO YES NO NO YES NO YES YES YES NO YES NO YES NO NO NO NO YES YES NO NO YES YES YES YES YES NO YES YES NO YES YES NO ...
result:
ok 100 lines