📄 经典c程序100例==1--10.htm
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color=#3300cc>经典c程序100例==1--10</FONT></FONT></B></FONT></P>
<P><FONT
color=#990000>【程序1】</FONT><BR>题目:有1、2、3、4个数字,能组成多少个互不相同且无重复数字的三位数?都是多少?<BR>1.程序分析:可填在百位、十位、个位的数字都是1、2、3、4。组成所有的排列后再去<BR> 掉不满足条件的排列。
<BR>2.程序源代码:<BR>main()<BR>{<BR>int
i,j,k;<BR>printf("\n");<BR>for(i=1;i<5;i++) /*以下为三重循环*/<BR> for(j=1;j<5;j++) <BR> for
(k=1;k<5;k++)<BR> {<BR> if
(i!=k&&i!=j&&j!=k)
/*确保i、j、k三位互不相同*/<BR> printf("%d,%d,%d\n",i,j,k);<BR> }<BR>}<BR>==============================================================<BR><FONT
color=#990000>【程序2】</FONT><BR>题目:企业发放的奖金根据利润提成。利润(I)低于或等于10万元时,奖金可提10%;利润高<BR> 于10万元,低于20万元时,低于10万元的部分按10%提成,高于10万元的部分,可可提<BR> 成7.5%;20万到40万之间时,高于20万元的部分,可提成5%;40万到60万之间时高于<BR> 40万元的部分,可提成3%;60万到100万之间时,高于60万元的部分,可提成1.5%,高于<BR> 100万元时,超过100万元的部分按1%提成,从键盘输入当月利润I,求应发放奖金总数?<BR>1.程序分析:请利用数轴来分界,定位。注意定义时需把奖金定义成长整型。 <BR>2.程序源代码:<BR>main()<BR>{<BR>long
int i;<BR>int
bonus1,bonus2,bonus4,bonus6,bonus10,bonus;<BR>scanf("%ld",&i);<BR>bonus1=100000*0.1;bonus2=bonus1+100000*0.75;<BR>bonus4=bonus2+200000*0.5;<BR>bonus6=bonus4+200000*0.3;<BR>bonus10=bonus6+400000*0.15;<BR> if(i<=100000)<BR> bonus=i*0.1;<BR> else
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