oj.uz

Submission #498288

# Submission time Handle Problem Language Result Execution time Memory
498288 2021-12-24T19:37:18 Z IOI_champion_in_1980 Chessboard (IZhO18_chessboard) C++14
0 / 100
 1 ms 320 KB 
#include <bits/stdc++.h>
#include <math.h>
typedef long long ll;
using namespace std;
ll i, j, t, a, n, m, b, c, d, f, g;
int x[100100];
void quickSort(int *array, int low, int high)
{
	int i=low;int j=high;int pivot=array[(i + j)/2];int temp;while(i<=j){while(array[i]<pivot)i++;while(array[j]>pivot)j--;
	if(i<=j){temp=array[i];array[i]=array[j];array[j]=temp;i++;j--;}}if(j>low)quickSort(array,low,j);if(i<high)quickSort(array,i,high);
}
int binarySearch(int array[], int x, int low, int high)
{
	while(low<=high){int mid=low+(high-low)/2;if(array[mid]==x)return mid;
	if(array[mid]<x)low=mid+1;else high=mid-1;}return -1;
}
int main()
{
    ios::sync_with_stdio(0);
	cin.tie(0);

	cin>>n>>m;
	cout<<(n*n)/2<<endl;
}
/*

*/

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Incorrect 1 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 320 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 320 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 320 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 320 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Incorrect 1 ms 204 KB Output isn't correct
3 Halted 0 ms 0 KB -