| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1352337 | srividya_06 | 가로등 (APIO19_street_lamps) | C++20 | 5092 ms | 589824 KiB |
#include <bits/stdc++.h>
#define int long long
#define REP(i,a,b) for(int i = a; i<b; i++)
#define RREP(i,a,b) for(int i = a; i>b; i--)
#define pb push_back;
using namespace std;
int INF = 1e18;
int32_t main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
int n,q;
cin>>n>>q;
string curr;
cin>>curr;
vector<string> store;
REP(j,0,q){
string type;
cin>>type;
store.push_back(curr);
if(type == "toggle"){
int i;
cin>>i;
curr[i-1] = '0'+!(curr[i-1]-'0');
}
else{
int a,b;
cin>>a>>b;
int res = 0;
for(string c: store){
int p = 1;
REP(i,a-1,b-1){
p *= (c[i]-'0');
}
res+=p;
}
cout<<res<<"\n";
}
}
}
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