View Code of Problem 50

#include<stdio.h>
#include<string.h>
int main()
{
	char str1[80], str2[80];
	int k=0;
	gets(str1);
	int len = strlen(str1);
	for (int i = 0; i < len; i++)
	{
		if (str1[i]>='0' && str1[i]<='9')
		{
			str2[k] = str1[i];
			k++;
		}
		else if(str2[k-1]!='*')
		{
			str2[k] = '*';
			k++;
		}
	}
	str2[k] = '\0';
	puts(str2);
	return 0;
}

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