# 1到100的总和
print(sum(range(1,101)))
# 输出:5050
# 一到一百的素数
for i in range(2,101):
for j in range (2,i):
if i%j == 0:
break
else:
print(i,end=" ")
# 输出:2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97