C语言程序填空题及答案

1、程序填空题1、该文件中二是根据程序功能祓前垃壬刮叽 请完成程序硕充. :(注意*不丽行飞石 加句、减句奇I后果自负)程序功能输入1个整数后，輸出该数的隹数.(例如：輸入舱14则输出4,输入茁宾噸帰出却#in elude void mai n() int n,k=0;scan f(%d, &n);while(_ 1_ )/ 1)n2) n!=0;k+;_2_ ;n=n/10prin tf(%dn,k);2、程序功能*对庐】2，*,16 SSf (x)=x*x-5*x+sin(x)的疑丈值.#i nclude #in clude #defi ne f(x) x*x-5*x+si n(x)

2、void mai n() int x; float max;_1_ for(x=2;xmax) max=f(i);prin tf(%fn,max);3、蓟雌鷗r讣驟粧卿嘰咿門碍#in clude /void mai n()char c; c=getchar();if(_ 1_ )c=c+5;elseif (c=v & c=z)_ 2_putchar(c);4、屋序功氐 I4w. -.rf上畦轧通卫压魏心：和倔换为二迟別敖.开将轻換瞰果嵌出.#i nclude void Dec2Bi n(int m)int bi n32,j;for(j=0;m!=0;j+)bi nj=_ 1_ ;/ m

3、%2m=m/2;for(;j!=0;j-)prin tf(%d,_ 2_ );/ bi nj-1void mai n()int n;scan f(%d, &n);Dec2Bi n(n); 5、程萍功皑乂求辐入前整旨昏位欽字之和如济入茁即 I辐出縮入泊 1 呦|掘出乩/ c=a & cv/c=c-21;7、#i nclude #in elude void mai n()int n, s=0;sea nf(%d,&n);_ 1_ n=(n0?n:-n); 2)n=fabs(n);while( n!=0) _ 2_ / s=s+n%10;n=n/10;prin tf(%dn,

4、s);6、诙X件中生礙聲序功能軽笔輝务i#完成程序SS充. (准盒不霜加行、淪T、加筍、*句*咨耐&臬自负).程序功lb输入三他b按由小制大曲颇序输出这三个歡./#in clude void swap(_ 1_ )/int *pa , int *pb /*交换两个数的位置*/int temp;temp = *pa;*pa = *pb;*pb = temp;void mai n()int a,b,c,temp;scan f(%d%d%d,&a,&b,&c);if(ab)swap(&a,&b);if(bc)swap(&b,&c);if

5、(_ 2_)/ abswap(&a,&b);prin tf(%d,%d,%d,a,b,c);9、#in elude _ i_ / long f(int n);void mai n()prin tf(%ldn,f(30);long f(int n)if(_2_ )/ n二=1| n=2return 1;elsereturn f(n-1)+f( n-2);#i nclude void mai n()char s80;int i,j;gets(s);for(i=j=0;_ 1_ ;i+)/ si!=0if(si != c)sj=si;_ 2_/j+ + ;sj=0;不瑁比讦10、pu

6、ts(s);卩隹鵬TOITTISH. 7fl碱昨百刊后杲自彷1 阻再功lb勰序计KBlfc学主的平均成疝廉序在如中.然后列醫辅出这些他 的塔息.#in elude struct STUDENT char n ame16; int math;int en glish; int computer;int average;void GetAverage(struct STUDENT *pst) /*计算平均成绩 */int sum=0;pst-computerpst-average = sum/3;void mai n()int i;struct STUDENT st4=Jessica,98,95,

7、90,Mike,80,80,90,L in da,87,76,70,Peter,90,100,99;for(i=0;i4;i+)GetAverage(_ 2_ );/ & stiprin tf(NametMathtE nglishtComputAveragen);for(i=0;imath+pst-English+#i nclude #in elude long f(long n) long m,y=0; m=fabs (n); while(m!=0) y=y*10+m%10;_ 1_/ m=m/10;if(n=0) retur n y;else_2_ / return ( -y);v

8、oid mai n()printf(%ldt,f(12345); printf(%ldn,f(-34567);11、HF皆抽论虧叱程序功給 逋申拔 fHJX 迂埶蚩项式 1* 1+2, 轧环.斗*垃+5*珈如妆 当妒 1.初的值*#i nclude float f(float,float*,i nt);void mai n() float b5=1.1,2.2,3.3,4.4,5.5;prin tf(%fn,f(1.7,b,5);float f(_ 1_ )/ float x,float a , int n float y=a0,t=1; int i;for(i=1;in;i+) t=t*x;

9、 y=y+ai*t; _ 2_/ return y12、摆匡叩託；昭甲启羚二，.7口串呻讯陳肝召恭瞪77片.#i nclude #in elude #in elude void f(char *s) int i=0;while(si!=O)if(isdigit(si)_ 1_(s+i,s+i+1);2 i+；/ elsevoid mai n() char str80;gets(str); f(str); puts(str);13、程序牡缸狞刖妍计字蒋帛申至烹宇母、丁字、和耳柚字袴岀理的谀趴#i nclude #in clude void mai n() char a80; int n3=0,i

10、; gets(a);_ 1_/for(i=0;ai!=0+)if (toloweri)=a & tolower(ai)=0ai=9n1+;elsen 2+;for(i=0;iArnrtronf#i nclude #in cludevoid mai n()int i,a,b,c;/ strcpy&for(i=100;i=999;i+)a=i/100;_1_/ b=i%100/10;c=i%10;if(_ 2_)i=a*a*a+b*b*b+c*c*cprin tf(%d is a Armstr ong nu mber!n,i);15、(在鳳 祁加词、蘆句.商底镇冃负).跡功畑 爭鱼中鲁相锁丁元需葡和，开辂这些和存讀在彌 $中，如行卅元簣的升克精出.(Mi HUMCU*aPL.I#i nclude void mai n()int a10,b10,i;prin tf(nln put 10 numbers:);for (i=