Submission #1593666

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Source Code Expand

#include<iostream>
#include<cstdio>
#include<cstring>
int n,m,k;
void inc(int &x){if(x<k-2 || x>k+1)x++;else x=k+2;}
int main()
{
	scanf("%d%d",&n,&k),m=n*2-1;
	if(m==1){printf("Yes\n1\n");return 0;}
	if(k==1 || k==m){printf("No\n");return 0;}
	int ind=1;
	for(int i=1;i<n-1;i++)printf("%d\n",ind),inc(ind);
	printf("%d\n%d\n%d\n",k-1,k,k+1);
	for(int i=1;i<n-1;i++)printf("%d\n",ind),inc(ind);
	return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&k),m=n*2-1;
                             ^

Judge Result