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#include <bits/stdc++.h> #define _ ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); #define DIM 200007 #define INF 2147483646 #define llmx 9223372036854775807 #define endl "\n" using namespace std; bool cmp(int x,int y){return x>y;} int change(int a) { int res=0,d=1; while(a>0) { if(a%10==1) res=2*d+res; else if(a%10==2) res=1*d+res; else res=a%10*d+res; a/=10; d*=10; } return res; } int main() {_ int n,a; cin>>n; for(int i=1;i<=n;i++) { cin>>a; cout<<change(a)<<endl; } }