View Code of Problem 43

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

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