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Create 2310-Sum-of-Numbers-With-Units-Digit-K.java

Contest 298 problem 2

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	`1`	`+//Contest 298 problem brute-force. Feel free to update this.`
	`2`	`+classSolution {`
	`3`	`+publicintminimumNumbers(intnum,intk) {`
	`4`	`+if (num ==0)return0;`
	`5`	`+if (num%10 ==k)return1;`
	`6`	`+if (k ==0 &&num%10 ==0)return1;`
	`7`	`+elseif (k==0 &&num%10!=0)return -1;`
	`8`	`+inttemp =num;`
	`9`	`+num -=k;`
	`10`	`+intlen =1;`
	`11`	`+while (num>0) {`
	`12`	`+len++;`
	`13`	`+if (num%10 ==k)returnlen;`
	`14`	`+num -=k;`
	`15`	`+ }`
	`16`	`+returnnum<0?-1:len;`
	`17`	`+ }`
	`18`	`+}`

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