We definitely can't say Oh no, Not again! but there no contest in next 10 days. This is 2nd time in 2021 :(
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We definitely can't say Oh no, Not again! but there no contest in next 10 days. This is 2nd time in 2021 :(
Hi codeforces! I was deleting the element from ordered map but when i delete the last element from map then i got the RE! why? :(
#include<bits/stdc++.h>
using namespace std;
void solve(){
int n;
cin>>n;
map<int,int>a;
for(int i=1;i<=n;i++){
int x; cin>>x;
a[i]=x;
}
map<int,int>::iterator it=a.begin();
a.erase(it);
// a.erase(it);
// if i uncomment the upper line then i got RE because iam deleting the last element :(
/* input
2
1 2
iam considering that my ordered map have only 2 elements.
*/
}
int main(){
solve();
}
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