Codeforces Round #751 (Div. 2)
传送门:https://codeforces.com/contest/1602
A. Two Subsequences
思路分析:
模拟就行!
代码实现:
int main(){
int t;
cin>>t;
while (t--) {
string s;
cin>>s;
s=" "+s;
char m=s[1];
int id=1;
for(int i=2;i
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