Submission #73496701

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Source Code Expand

#include<bits/stdc++.h>
using namespace std;
int main(){
	int A,B,T;
	cin>>T;
	vector<int>arr(T);
	for(int i=0;i<T;i++)
	cin>>arr[i];
	unordered_map<int,int>mymap;
	for(int i=0;i<T;i++){
		if(mymap.find(arr[i])==mymap.end()){
			if(mymap.find(arr[i]-1)==mymap.end()){
			mymap[arr[i]]=1;
		}
		else{
			mymap[arr[i]]=mymap[arr[i]-1]+1;
		}
		}
		else{
			mymap[arr[i]]=max(mymap[arr[i]],mymap[arr[i]-1]+1);
		}
	}
	int SP=-1;
	for(auto it=mymap.begin();it!=mymap.end();++it)
	{
		SP=max(SP,it->second);
	}
	cout<<SP;
}

Submission Info

Compile Error

./Main.cpp: In function 'int main()':
./Main.cpp:4:13: warning: unused variable 'A' [-Wunused-variable]
    4 |         int A,B,T;
      |             ^
./Main.cpp:4:15: warning: unused variable 'B' [-Wunused-variable]
    4 |         int A,B,T;
      |               ^

Judge Result