string a="shanghai";string b="";for(int i=1;i{ b=a.substring(0,i); Response.Write(i+":"+b);}
#include#includeint main(){ char str[100]; unsigned int i,j; gets(str); for(i=0;i { printf("%d:",i+1); for(j=0;j<=i;j++) { printf("%c",str[j]); } printf("\n"); } return 0;}
