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Submission #885968

# Submission time Handle Problem Language Result Execution time Memory
885968 2023-12-11T09:02:28 Z karimov Odd-even (IZhO11_oddeven) C++17
0 / 100
 0 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;

void solve() {
	double n;cin>>n;
	int x = ceil((ceil(sqrt(n*8+1))-1)/2);
	if(x%2==1){
		int d = (x+1)/2-1;
		x--;
		cout << (d*d*4+1)+(2*(n-(x*(x+1)/2)-1));
	} else {
		int d = x/2-1;
		x--;
		cout << (d*d*4+4*d+2)+(2*(n-(x*(x+1)/2)-1));
	}                                                                                     
}

int main() {
	solve();
	return 0;
}

Subtask #1
0 / 100.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Incorrect 0 ms 348 KB Output isn't correct
5 Halted 0 ms 0 KB -