Driver Code
public static void main ( String args [ ] ) { int n = 12 ; int minimal = ( int ) MinimumPrimes ( n ) ; if ( minimal != - 1 ) System . out . println ( " Minimum ▁ number ▁ of ▁ single ▁ " + " digit ▁ primes ▁ required : ▁ " + minimal ) ; else System . out . println ( " Not ▁ Possible " ) ; } }