Submission #22659

#	Time	Username	Problem	Language	Result	Execution time	Memory
22659		현우야 이거 플로우야 (#40)	Fully Generate (KRIII5_FG)	C++98	2 / 7	13 ms	8928 KiB

FG

#include <stdio.h>
#define MOD 1000000007

long long int num[1000050];
long long int ans = 1;

int main(){
	int n = 0;
	//freopen("input.txt","r",stdin);
	scanf("%d",&n);
	for(int i = 1; i <= n; i++){
		num[i] = 1 + num[i - num[num[i-1]]];
		num[i]%=MOD;
		ans *= num[i];
		ans%=MOD;
	}
	printf("%lld",ans);
}

Compilation message (stderr)

FG.cpp: In function 'int main()':
FG.cpp:10:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^

• Subtask 1: 2 / 2
• Subtask 2: 0 / 5