View Code of Problem 43

#include <stdio.h>
#include <math.h>

int main(){
	int i=0,j;
	char num[90]={'\0'};
	while(scanf("%c",&num[i]) != '\0')
	{
		if((num[i]>='a' && num[i]<='z') || (num[i]>='A' && num[i]<='Z'))
			printf("%c",num[i]);
			i++;
	}
		
	return 0;
}

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