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- #include<bits/stdc++.h>
- using namespace std;
- int main()
- {
- long long b,c,d,e,f,i,j,k,t,l;
- cin>>t;
- while(t--)
- {
- for(i=0; i<9; i++)
- {
- char a[100];
- scanf("%s",a);
- for(j=0; j<9; j++)
- {
- if(a[j]=='6')
- a[j]='7';
- }
- printf("%s\n",a);
- }
- }
- return 0;
- }
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