public static void main(){
		isDigitIncreasing(7);
		isDigitIncreasing(36);
		isDigitIncreasing(984);
		isDigitIncreasing(7404);
		isDigitIncreasing(37);
	}

	static int isDigitIncreasing(int n){
		int numberDigits = 0;
		int tempNum = n;
		while(tempNum>0){
			tempNum /= 10;
			numberDigits++;
		}
		if (numberDigits == 0){
			numberDigits = 1;
		}
		for (int i = 1;i<10;i++){
			int sum = 0;
			for (int j = 1;j<numberDigits+1;j++){
				if (j==1){
					sum += i;
				}else{
					int x = 1;
					for (int k = 1;k<j;k++){
						x += Math.pow(10, k);
					}
					sum += i*x;
				}
			}
			if (sum == n){
				return 1;
			}
		}

		return 0;
	}