#include<stdio.h> #include<string.h> int main() { char a[90]; char b[90]; gets(a); int i=0; int j=0; while(a[i]!='\0') { if(a[i]>='a'&&a[i]<='z'||a[i]>='A'&&a[i]<='Z') { b[j]=a[i]; j++; } i++; } puts(b); return 0; } |
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