- 求1-100的偶数和
sum=0
a=1
while a<=100:
if a%2==0:
sum+=a
a+=1
print("100以内偶数的和为:",sum)
- 九九乘法表
for i in range(1,10):
for j in range(1,i+1):
print(i,"*",j,"=",i*j,end="\t")
print()
sum=0
a=1
while a<=100:
if a%2==0:
sum+=a
a+=1
print("100以内偶数的和为:",sum)
for i in range(1,10):
for j in range(1,i+1):
print(i,"*",j,"=",i*j,end="\t")
print()