import java.util.*; public class Main { public static void main(String[] args) { Scanner in =new Scanner(System.in); while(in.hasNext()) { StringBuffer sb = new StringBuffer(in.next()); int n =in.nextInt(); for(int i =0;i<n;i++){ //int l =findzerobefore(sb); //if(l<=n && l!=-1) { // sb.delete(0, l); // n-=l; //}else { // int max = findmax(sb); // sb.deleteCharAt(max); // n-=1; //} //if(sb.length()==0) { // sb.append("0"); // break; //} //re0(sb); sb.deleteCharAt(0); } System.out.println(sb); } } public static int findzerobefore(StringBuffer sb) { for(int i =0;i<sb.length();i++) { if(sb.charAt(i)=='0') { return i; } } return -1; } public static int findmax(StringBuffer sb) { int max='0'; int maxloc=-1; for(int i =0;i<sb.length();i++) { if(sb.charAt(i)>max) { maxloc=i; max=sb.charAt(i); } } return maxloc; } public static void re0(StringBuffer sb) { while(sb.charAt(0)=='0') { sb.deleteCharAt(0); } } } |
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