打印X型的图案

int main()
{int n=0;int i=0;int j=0;scanf("%d",&n);for(i=0;i<n;i++){for(j=0;j<n;j++){if(i==j){printf("*");}else if((i+j)==n-1){printf("*");}elseprintf(" ");}printf("\n");}return 0;
}