View Code of Problem 609

        #include <stdio.h>
        #include <string.h>
        int main(){
          char s[1000];
          int n;
          while(scanf("%s",s)!=EOF){
            int len =strlen(s);
            scanf("%d",&n);
            int i=0;
            while(n){
              if(s[i]>s[i+1]){ 
                s[i]='-1';
                n--;
              }
              i++;
              if(i==len){
                i=0;
              }
            }
            i=0;
            while(s[i]=='0'){
            i++;
            }
            if(i<len){
              while(i<len){
                if(s[i]!='-1'){
                   printf("%c",s[i]);
                   i++;
                }
              }
            }else  printf("0");
            
            printf("\n");
          }
        }