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C语言程序设计实验实验指导书及答案 - 百度文库

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3޸ģһǷı߳㣩ʾε 룭245н

Ŀ3. Ķ򣬲дг򲢷 #include<> int main() {

int i,j,m,n,p,q,x,y; i=8;

j=10; p=0; q=0; x=1; y=1;

m=++i;

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ݾļ㷽дһԲ뾶r԰ܳLԲSijעжԲ뾶rǷ㡣ндָ鱳棩

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Ŀ1.γжϼ

ĿݣжܷΧΣΣ㲢Χ߲ΧΡ Ŀ˵

CʵѡṹҪif䣬жǷ㣬жִifиֲ֮һ ĿĿġ

1ȷʹùϵʽ߼ʽ 2ѧϰ֧ifʹ÷

3һϤVCɻʹ÷ѧϰVCṩĵԹߡ ĿҪ㡿

1֪Ĺʽ

p=(a+b+c)/2 s= sqrt(p*(p-a)*( p-b)*( p-c))

2֪Χεǣ֮ʹڵߡ 3Cƽĺsqrt(double x)úͷļС

4ifСʽá(͡)ֵΪ߼ֵĹϵʽ߼ʽ⣬Ҳ͵ݣ͡ʵַ͡͵ȡ

5elseӾ䣨ѡifһ֣ifʹãܵʹá 룺

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Ŀ2. ٷƳɼתΪɼȼ Ŀ

һٷƳɼӦĵȼ ĿĿġ

1ȷʹùϵʽ߼ʽ 2ѧϰswitch֧ѡʹ÷ ĿҪ㡿

ĿĹؼνİٷƳɼcaseϵ뵽ٷƳɼscoreʾ10֮ȡһõ010֮910Ӧa,8Ӧb,543210ӦeȲ 룺

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Ŀ3.ѡ

?2x?1? y??0??x?1?x?0x?0x?0

ндָ鱳棩

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Ŀ1:ʹѭṹʵظ Ŀ˵

ӼһijɼѰٷתɵȼơٷƳɼscoreʾ10֮ȡһõ010֮910Ӧa,8Ӧb,543210ӦeȲҪֱʹѭṹʵ֡ĿУ༶̶涨0100ijɼɼڴ˷ΧʾĿУͬʱҪʹswitchʵֶ֧ѡṹ ĿĿġ

(1)whiledowhileʵѭķ (2)forʵѭķ (3)صӦüɡ

(4)breakcontinueıѭ״̬ķ Ŀݡ

1whileʵֵij룺

2dowhilebreakʵֵij룺

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