- #include <iostream>
- #include <cstdio>
- #include <cstdlib>
- using namespace std;
- void game(int side){
- char a[side][side];
- int x,y;
- for(x=0;x<side;x++) for(y=0;y<side;y++) a[x][y]=4;
- for(x=0;x<side;x++) { for(y=0;y<side;y++) cout<<a[x][y]; cout<<endl; }
- }
- int main(){
- system("color a4");
- int a;
- do{
- cin>>a;
- }while(a<=0||a>6);
- switch(a){
- case 1: a=1; break;
- case 2: a=3; break;
- case 3: a=7; break;
- case 4: a=15; break;
- case 5: a=31; break;
- case 6: a=63; break;
- }
- game(a);
- return 0;
- }
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