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65 lines
1.1 KiB
65 lines
1.1 KiB
1 year ago
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#include<stdio.h>
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#include<stdlib.h>
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#include<time.h>
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int a[10][10];
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void input()
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{
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for(int i=1;i<10;i++)
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for(int j=1;j<10;j++)
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scanf("%d",a[i][j]);
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}
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void random()
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{
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for(int i=1;i<10;i++)
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for(int j=1;j<10;j++)
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a[i][j]=rand()%10;
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}
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void format(int s[][10])
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{
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printf("-------------------------\n");
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for(int i=1;i<10;i++)
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{
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printf("| ");
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for(int j=1;j<10;j++)
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{
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printf("%d ",s[i][j]);
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if(j%3==0) printf("| ");
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}
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printf("\n");
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if(i%3==0) printf("-------------------------\n");
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}
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}
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bool ok(int x,int y,int s[][10])
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{
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int b=s[x][y];
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for(int i=1;i<=9;i++)
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{
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if(i==x) continue;
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if(s[i][y]==b) return false;
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}
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for(int j=1;j<=9;j++)
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{
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if(j==y) continue;
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if(s[x][j]==b) return false;
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}
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x=x/3*3;
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y=y/3*3;
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for(int i=x;i<x+3;i++)
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{
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for(int j=y;j<y+3;j++)
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{
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if(s[i][j]==b)return false;
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}
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}
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return true;
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}
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int main()
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{
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srand(time(NULL));
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//input();
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random();
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format(a);
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}
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