arr = [13, 23, 34, 56, -23, 99, 9, 12, 87763]


#1
for i, value in enumerate(arr):
    if str(value)[-1] == "3":
        print(i)
        break
else:
    print("NO")



#2
for i, value in enumerate(arr):
    if "-" in str(value) and len(str(value)) == 3:
        print(i)
        break
else:
    print("NO")