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Add java/66-Plus-One.java

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	`1`	`+classSolution {`
	`2`	`+publicint[]plusOne(int[]digits) {`
	`3`	`+`
	`4`	`+finalintlen =digits.length;`
	`5`	`+int[]newDigits =newint[len +1];`
	`6`	`+intcarry =1;`
	`7`	`+intcurrSum =0;`
	`8`	`+for (inti =len -1;i >=0;i--) {`
	`9`	`+currSum =digits[i] +carry;`
	`10`	`+if(currSum >9) {`
	`11`	`+digits[i] =currSum %10;`
	`12`	`+newDigits[i +1] =digits[i];`
	`13`	`+carry =1;`
	`14`	`+ }else {`
	`15`	`+digits[i] =currSum;`
	`16`	`+newDigits[i +1] =digits[i];`
	`17`	`+carry =0;`
	`18`	`+break;`
	`19`	`+ }`
	`20`	`+ }`
	`21`	`+`
	`22`	`+if(carry ==1) {`
	`23`	`+newDigits[0] =1;`
	`24`	`+returnnewDigits;`
	`25`	`+ }`
	`26`	`+`
	`27`	`+returndigits;`
	`28`	`+ }`
	`29`	`+}`

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