Submission #20002

# Submission time Handle Problem Language Result Execution time Memory
20002 2016-02-25T08:21:26 Z yukariko 동전 (kriii4_E) C++
0 / 100
0 ms 1720 KB
#include <bits/stdc++.h>
using namespace std;
 
#define MOD 1000000007
 
typedef long long lld;

lld f(int n){
	if(n < 3) return 1;
	n -= 2;
	lld r = (1LL<<n);
	if(n>3) r -= (1LL<<(n-3));
	return r;
}

int main(){
	int n;
	while(~scanf("%d", &n))
		printf("%lld\n", f(n));
	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 1720 KB Output is correct
2 Correct 0 ms 1720 KB Output is correct
3 Correct 0 ms 1720 KB Output is correct
4 Correct 0 ms 1720 KB Output is correct
5 Correct 0 ms 1720 KB Output is correct
6 Correct 0 ms 1720 KB Output is correct
7 Incorrect 0 ms 1720 KB Output isn't correct
8 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Halted 0 ms 0 KB -