oj.uz

Submission #631664

# Submission time Handle Problem Language Result Execution time Memory
631664 2022-08-18T11:54:00 Z smartmonky XORanges (eJOI19_xoranges) C++14
12 / 100
 1000 ms 1108 KB 
#include <iostream>
#include <algorithm>
#include <vector>
#include <math.h>
#include <set>
#include <map>

#define ll long long
#define ff first
#define ss second
#define pb push_back
#define all(x) (x).begin(),(x).end()

using namespace std;

main(){
	ios::sync_with_stdio(false);
	cin.tie(0);
	cout.tie(0);
    int n,q;
    cin >> n>>q;
    vector <int> v(n+1);
    for(int i=1;i<=n;i++)
		cin >>v[i];
	while(q--){
		int type,x,y;
		cin >>type >>x >>y;
		if(type==1)
			v[x]=y;
		else{
				int res=0;
				for(int k=0;k<=y-x+1;k++){
					//cout<<k <<" ";
					for(int i=x;i+k<=y;i++){
						//cout<<i <<" ";
						for(int j=i;j<=i+k;j++){
					//		cout<<v[j] <<" ";
							res^=v[j];
						}
					//	cout<<endl;
					}
				}
				cout <<res <<endl;
		}
	}
}

Compilation message

xoranges.cpp:16:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   16 | main(){
      | ^~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 6 ms 212 KB Output is correct
5 Correct 5 ms 212 KB Output is correct

Subtask #2
0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 540 ms 212 KB Output is correct
2 Correct 454 ms 212 KB Output is correct
3 Correct 628 ms 212 KB Output is correct
4 Execution timed out 1077 ms 212 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #3
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 6 ms 212 KB Output is correct
5 Correct 5 ms 212 KB Output is correct
6 Correct 540 ms 212 KB Output is correct
7 Correct 454 ms 212 KB Output is correct
8 Correct 628 ms 212 KB Output is correct
9 Execution timed out 1077 ms 212 KB Time limit exceeded
10 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1064 ms 1108 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 6 ms 212 KB Output is correct
5 Correct 5 ms 212 KB Output is correct
6 Correct 540 ms 212 KB Output is correct
7 Correct 454 ms 212 KB Output is correct
8 Correct 628 ms 212 KB Output is correct
9 Execution timed out 1077 ms 212 KB Time limit exceeded
10 Halted 0 ms 0 KB -