View Code of Problem 50

#include<stdio.h>
#include<string.h>

int main(){
	int i,count=0,j;
	char str1[90],str2[90];
	scanf("%s",str1);

	for(i=0;i<strlen(str1);i++){
		if('0'<=str1[i]&&str1[i]<='9'){
			str2[count++]=str1[i];
		}else{
			str2[count++]='*';
		}

	}
	printf("%s",str2);
	return 0;
}

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