함수 isMonoIncreasing()

함수 isMonoIncreasing()

1 Java

public class MyClass {
    static boolean isMonoIncreasing(int num) {
        int q, r, cur;
        cur = 9;
        for(q=num; q>0; q/=10) {
            r = q % 10;
            if( r > cur ) return false;
            if( r < cur ) cur = r;
        }
        return true;
    }
    public static void main(String args[]) {
        //true
        System.out.println( isMonoIncreasing(0) );
        System.out.println( isMonoIncreasing(9) );
        System.out.println( isMonoIncreasing(111566) );
        System.out.println( isMonoIncreasing(233359) );

        //false
        System.out.println( isMonoIncreasing(70) );
        System.out.println( isMonoIncreasing(12343) );
        System.out.println( isMonoIncreasing(999888) );
    }
}

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