主题:大哥大姐帮帮忙!!!!!!!!
450514972
[专家分:0] 发布于 2005-12-15 15:06:00
1、求1*2+2*3+3*4+...+9*10的和
2、1!+2!+...5!
3、用100元钱买16只鸡,公鸡5元一只,母鸡25元1只,求公鸡、母鸡各几只?[size=2][/size]
回复列表 (共5个回复)
沙发
qbqb [专家分:400] 发布于 2005-12-15 18:20:00
第1,2题太简单。
第3题:
FOR I=1 TO 16
IF I*5+(I6-I)*25=100 THEN
PRINT "公鸡";I,"母鸡";16-I
END IF
NEXT
哎,也太简单.
板凳
shenyiwentiancai [专家分:0] 发布于 2005-12-16 13:54:00
(em1)
s=1
for i = 1 to 5
for j=1 to i
s=i*j
e=e+s
next j
next i
print "jiesheng";e
end[em1]
我很厉害吧!小子!
3 楼
shenyiwentiancai [专家分:0] 发布于 2005-12-16 13:57:00
[em9]
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4 楼
飞鸟12 [专家分:2830] 发布于 2005-12-17 11:15:00
那我就做做 简单的一二两题吧
1*2+2*3+3*4+...+9*10
s = 0
FOR i = 1 TO 9
s = s + i * (i + 1)
NEXT i
PRINT "1*2+2*3+3*4+...+9*10 ="; s
END
1!+2!+...5!
m = 1
s = 0
FOR i = 1 TO 5
m = m * i
s = s + m
NEXT i
PRINT "1!+2!+...5! =";s
END
5 楼
jyf1987 [专家分:930] 发布于 2005-12-17 21:22:00
Qb没乘方么?不如写个vb的调用
我来回复