các số k giống nhau
code trên C
[AH]
[/AH]#include<stdio.h>
int main()
{
int a,b,c,d,e,f,g,h,i,kq;
for ( a = 1 ; a <= 9 ; a ++)
for ( b = 1 ; b <= 9 ; b ++)
for ( c = 1 ; c <= 9 ; c ++)
for ( d = 1 ; d <= 9 ; d ++)
for ( e = 1 ; e <= 9 ; e ++)
for ( f = 1 ; f <= 9 ; f ++)
for ( g = 1 ; g <= 9 ; g ++)
for ( h = 1 ; h <= 9 ; h ++)
for ( i = 1 ; i <= 9 ; i ++)
if ((a+13*b/c+d+12*e-f-11+g*h/i-10)==66 && a!=b&&a!=c&&a!=d&&a!=e&&a!=f&&a!=g&&a!=h&&a!=i&&b!=c&&b!=d&&b!=e&&b!=f&&b!=g&&b!=h&&b!=i&&c!=d&&c!=e&&c!=f&&c!=g&&c!=h&&c!=i&&d!=e&&d!=f&&d!=g&&d!=h&&d!=i&&e!=f&&e!=g&&e!=h&&e!=i&&f!=g&&f!=h&&f!=i&&g!=h&&h!=i )
{
printf("a = %d\n",a);
printf("b = %d\n",b);
printf("c = %d\n",c);
printf("d = %d\n",d);
printf("e = %d\n",e);
printf("f = %d\n",f);
printf("g = %d\n",g);
printf("h = %d\n",h);
printf("i = %d\n",i);
kq = (a+13*b/c+d+12*e-f-11+g*h/i-10);
printf("%d+138%d/%d+%d+12*%d-%d-11+%d*%d/%d-10 = %d\n",a,b,c,d,e,f,g,h,i,kq);
//printf("%d\n",kq) ;
return 0;
}
}