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