View Code of Problem 3924

#include<stdio.h>
#include<string.h>
#include<math.h>
int main()
{
	char s[1000],s1[1000]={0};
	int i,j=0;
	scanf("%s",s);
	int len=strlen(s);
	for(i=0;i<len;i++)
	{
		if(s[i]==s[i+1])
		{
			i++;
		}
		else
		{
			s1[j]=s[i];
			j++;
		}
	}
	for(i=0;i<j;i++)
	{
		printf("%c",s1[i]);
	}
}

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