Submission #1133661

#	Time	Username	Problem	Language	Result	Execution time	Memory
1133661		eri16	Homework (CEOI22_homework)	C++20	0 / 100	99 ms	15268 KiB

Main

#include <bits/stdc++.h>
using namespace std;
int main(){
    int a1=1,sum=1;
    string str;
    cin>>str;
    vector<int> v;
    if (str[1]=='a'){v.push_back(1);}
    if (str[1]=='i'){v.push_back(0);}
    for (int i=2; i<str.size(); i++){
        char a=str[i];
        if (a=='a'){sum++;v.push_back(1);if (v[a1]==v[a1-1]){sum--;}}
        if (a=='i'){sum++;v.push_back(0);if (v[a1]==v[a1-1]){sum--;}}
        if (a=='('){a1++;}
        if (a==')'){a1--;v.pop_back();}
    }
    cout<<sum;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 13
• Subtask 3: 0 / 13
• Subtask 4: 0 / 30
• Subtask 5: 0 / 34