View Code of Problem 43

#include<stdio.h>
#include<math.h>
int main()
{
	char a[90],b[90];
	int j=0,i=0;
	double x1,x2;
	scanf("%s",&a);
	for(i=0;a[i]!='\0';i++)
	{
		if(a[i]>='A'&&a[i]<='Z'||a[i]>='a'&&a[i]<='z')
		{
			b[j++]=a[i];
		}
	}
	b[j]='\0';
	for(i = 0;b[i]!='\0';i++){
		printf("%c",b[i]);
	}
	return 0;
} 

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