#include<stdio.h> bool isAlpha(char c){ return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z'); } int main(){ char a[91]; char b[91]; char *cur1 = a, *cur2 = b; scanf("%s", a); while(*cur1 != '\0'){ if(isAlpha(*cur1)){ *cur2 = *cur1; cur2++; } cur1++; } return 0; } |
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