print('hi')
def main() {
total = 0
for i in range(10 ** 7) {
total = total + i
}
print('total = ' + str(total))
print("Hello world")
}
def* foo() {
yield 1
yield 2
yield 3
}
for i in foo() {
print('i = ' + str(i))
}
print(foo())
main()
# Recorded performance:
# 2020/06/19, mbp, *, 1.829s
# 2020/07/18, mbp, *, 1.878s