#include<bits/stdc++.h>
using namespace std;
struct node{
string id,num;
};
bool cmp(node a,node b){
int lena = a.num.length();
int lenb = b.num.length();
if(lena != lenb)
return lena > lenb;
else{
for(int i=0;i<lena;i++){
if(a.num[i] != b.num[i])
retur...