#include int main (){ int i,i1; char a[100]; gets(a); for (i=0;a[i]!='\0';i++) if (a[i]==' ') for (i1=i;a[i1]!='\0';i1++) a[i1]=a[i1+1]; for (i=0;a[i]!='\0';i++) printf ("%c",a[i]); putchar ('\n'); return 0;}
