Submission #19654

#TimeUsernameProblemLanguageResultExecution timeMemory
19654jihoon동전 (kriii4_E)C++98
0 / 100
0 ms1084 KiB
#include<cstdio>
int main(){
	int n;
  scanf("%d",&n);
  int ans=1;
  for(int i=3;i<=n;i++){
    ans*=2;ans%=1000000007;
  }
  printf("%d",ans);
}
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