public static int countingValleys(int steps, String path) {
// Write your code here
String[] s=path.split("");
int i=0;
int k=0,l=0;
int j=0;
for(int p=0;p<s.length;p++){
    if(s[p].equalsIgnoreCase("u")){
        k=j;
        j=i;
        i++;
    }
    else{
        k=j;
        j=i;
        i--;
        if((k==1||k==0||k==-1)&&j==0&&i==-1){
            l++;
        }


    }
}
return l;

}