int cutRope(int number ) {
    int MaxN[number+1];
    int i,j;
    int max,tmp;
    if (number==0)
        return 0;
    if (number==1)
        return 1;
    if (number==2)
        return 2;
    if (number==3)
        return 1;
    for(i=0;i<number+1;i++)
        MaxN[i]=0;
    
    MaxN[0]=0;
    MaxN[1]=1;
    MaxN[2]=2;
    MaxN[3]=3;
    
    for(i=4;i<=number;i++)
    {
        max=0;
        for(j=1;j<=i/2;j++)
        {
            tmp = MaxN[j]*MaxN[i-j];
            if(tmp>max)
                max = tmp;
        }
        MaxN[i] = max;
    } 
    
    return MaxN[number];
}