def super_sum(string): #declares the function super_sum
    f = [] #stores the index of s
    for i in string:
        for j in i:
            if j == 's':
                man = i.index(j) #prints the index of s

                f.append(man)

    output = 0
    for s in range(0,len(f)):
        output = output + f[s]     #adds each index of s
    print(output)
string = ['sigh','gsum']
super_sum(string)