#include <stdio.h> #include <string.h> int main() { char a[90]; int i,l; scanf("%s",a); l=strlen(a); for(i=0;i<l;i++) { if((a[i]>='A' && a[i]<='Z') || (a[i]>='a' && a[i]<='z')) { printf("%c",a[i]); } } return 0; } |
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