Submission #3864

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
3864	2013-08-31T08:57:25 Z	gs13068	Make superpalindrome! (kriii1_M)	C++	0 / 1	200 ms	1180 KB

M

#include<cstdio>
#include<cstring>

char str[100001];

void dfs(int l,int r)
{
	if(r-l==1)return;
	if((r-l)%2)
	{
		dfs(l,(l+r-1)/2);
		dfs((l+r+1)/2,r);
	}
	else
	{
		dfs(l,(l+r)/2);
		dfs((l+r)/2,r);
	}
	int i;
	for(i=0;i<(l+r)/2;i++)
	{
		if(str[i]<str[r-i-1])
			str[i]=str[r-i-1];
		else
			str[r-i-1]=str[i];
	}
}

int main()
{
	scanf("%s",str);
	dfs(0,strlen(str));
	puts(str);
}

Subtask #1

0.0 / 1.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	200 ms	1180 KB	Program timed out
2	Halted	0 ms	0 KB	-