s='good morning'
l=len(s)
index=0#用来记录s的指针
while(1):
    try:
        ss=input()
        index=0
        l2=len(ss)
        count=0
        ii=0#用来表示主串的指针
        for i in range(l2):
            if(ss[i]=='g'):
                ii=i
                index=0
                flag=1
                while(index<l and ii<l2):
                    if(ss[ii]!=s[index]):
                        flag=0
                        break
                    ii+=1
                    index+=1
                if(flag and index==l):
                    count+=1
        print(count)

    except:
        break