高级语言程序设计C语言版实践考核

1、高级语言程序设计C语言版实践考核说明：本程序全部在TUBOC2.0版本中通过，考生可以修改参数调试，这样才知道每句程序的意义，如果这些题目都弄懂，实践考核的成绩至少都可以得到“良”。1:求SNmain()int a,n,i;long temp=0,sn=0;printf("please input a,nn");scanf("%d,%d",&a,&n);if(a<=0|a>=10)printf("error,a must abey:0<=a<10");for(i=1;i<=n;i+)tem

2、p=temp*10+a;  sn=sn+temp;    printf("sn=%ld",sn);2：打印逆蛇型数值方阵(顺序，逆序-)#define m 8main()int amm;int i,j,k=0,p=1,n=m,t;i=0;j=0;t=1;while(t<=n*n)if(i=k)for(j=k;j<n-k;j+,t+) aj=t;k+;p-;j-;if(j=n-p-1)for(i=p+1;i<n-p;i+,t+) aj=t;p+;i-;if(i=n-k)for(j=n-k-1;j&g

3、t;k-2;j-,t+) aj=t;k+;j+;if(j=p-1)for(i=n-p-1;i>p-1;i-,t+) aj=t; p+;k-;i+;for(i=0;i<n;i+)for(j=0;j<n;j+)printf("%5d",aj);printf("n");#define m 8main()int amm;int i,j,k=0,p=1,n=m,t;i=0;j=0;t=1;while(t<=n*n)if(j=k)for(i=k;i<n-k;i+,t+) aj=t;k+;p-;i-;if(i=n-p-1)for(j=p+

4、1;j<n-p;j+,t+) aj=t;p+;j-;if(j=n-k)for(i=n-k-1;i>k-2;i-,t+) aj=t;k+;i+;if(i=p-1)for(j=n-p-1;j>p-1;j-,t+) aj=t; p+;k-;j+;for(i=0;i<n;i+)for(j=0;j<n;j+)printf("%5d",aj);printf("n");3：编程用迭代法求Xmain()float a;float x1,x2,xm;printf("please input a,x1:n");scanf(&

5、quot;%f,%f",&a,&x1);do  x2=(x1+a/x1)/2;  xm=abs(x2-x1);  x1=x2;while(xm>=0.00001);printf("x=%f",x2);4:公约数公倍数(两个函数，一个函数）#include<stdio.h>void main()int num1,num2,m,n;printf("input two positive integer:n");scanf("%d,%d",

6、&num1,&num2);m=max(num1,num2);n=min(num1,num2,m);printf("max is:%dnmin is:%dn",m,n);int max(int num1,int num2) int n,m,temp;  if(num1<num2)    temp=num1,num1=num2,num2=temp;    m=num1;n=num2;    while(n!=0)        

7、 temp=m%n;     m=n;     n=temp;       return(m);int min(int x ,int y,int z)int n;n=x*y/z;return(n);#include<stdio.h>void main()int num1,num2,m;printf("input two positive integer:n");scanf("%d,%d",&num1,&am

8、p;num2);m=max(num1,num2);printf("gongyueshu is:%dngongbeishu is:%dn",m,num1*num2/m);int max(int num1,int num2) int n,m,temp;  if(num1<num2)    temp=num1,num1=num2,num2=temp;    m=num1;n=num2;    while(n!=0)         te

9、mp=m%n;     m=n;     n=temp;       return(m);5：十六进制=10进制数#include"stdio.h"#define MAX 5main()int n=0;char aMAX;printf("input 16jinzhi:n");scanf("%s",a);n=change(a);printf("10jinzhi:%dn",n);int change(

10、char *s)int number=0,i,j=1;for(i=strlen(s)-1;i>=0;i-,j*=16)   if(s<'0'|s>'f')printf("errorn");return 0;   if(s<='0'+9)number+=(s-'0')*j;   elsenumber+=(s-'a'+10)*j;return (number);6：数字排序#include<stdlib.h&g

11、t;main() int n,i,j,arr10,temp;randomize();for (i=1;i<=10;i+)n=random(999);if(n<100)  i-;  continue;else  arri-1=n;printf("nthe unsorted numbers:n");for(i=0;i<10;i+)printf("%5d",arr);printf("n");for(i=0;i<9;i+)for(j=i+1;j<10;j

12、+)if(arr<arrj) temp=arr;arr=arrj;arrj=temp;printf("the sorted numbers:n");for(i=0;i<10;i+)printf("%5d",arr);7：字符串排序：main()char *str120,*str220,*str320;char swap();printf("please input three stringsn");scanf("%s",str1);scanf("%s",str2);scanf(&qu

13、ot;%s",str3);if(strcmp(str1,str2)>0) swap(str1,str2);if(strcmp(str1,str3)>0) swap(str1,str3);if(strcmp(str2,str3)>0) swap(str2,str3);printf("after being sortedn");printf("%sn%sn%sn",str1,str2,str3);char swap(p1,p2)char *p1,*p2;char *p20;strcpy(p,p1);strcpy(p1,p2);st

14、rcpy(p2,p);8:求派的值9：数组数字移动main()char str20;int k,length,i;printf("enter a string:n");scanf("%s",str);printf("input k:n");scanf("%d",&k);length=strlen(str);if(abs(k)>=length|abs(k)=0)  printf("errorn");else  if(k>0) 

15、 for(i=1;i<=k+1;i+)    stri-1=str;    stri-1=' '  else   for(i=length-2;i>=abs(k);i-)    stri+1=str;    stri+1=' 'printf("%sn",str);10：输出第二日日期main()int day,month,year,leap;printf("nplease input year

16、,month,dayn");scanf("%d%d%d",&year,&month,&day);leap=fuc(year);switch(month)case 1:case 3:case 5:case 7:case 8:case 10:  if(day=31)    month+;     day=1;     break;  else    day+;   

17、break;case 2:  if(day=29&&leap=1)    month+;     day=1;     break;  else if(day=28&&leap=0)      month+;      day=1;      break;  else 

18、60;   day+;       break;case 4:case 6:case 9:case 11:if(day=30)    month+;     day=1;     break;  else    day+;     break;case 12:if(day=31)    year+;    &

19、#160;month=1;     day=1;     break;  else     day+;printf("the next day:n%d %d %d",year,month,day);int fuc(int year)int temp;if(year%400=0|(year%4=0&&year%100!=0)   temp=1;else   temp=0;return

20、(temp);11：回文字符串#include<string.h>main()char str80;int i,j,temp;printf("enter a string:n");gets(str);for(i=0,j=strlen(str)-1;i<j;i+,j-)if(strcmp(str,strj)=0)  temp=1;else  temp=0;  break;if (temp=1)printf("yesn");elseprintf("non");1

21、2：判断字串#include "string.h"#include "stdio.h"main() char str120,str220,*p1,*p2;int sum=0,i=0;printf("please input two stringsn");scanf("%s%s",str1,str2);p1=str1;p2=str2;while(*p1!='0')if(*p1=*p2)while(*p1=*p2&&*p2!='0')p1+;p2+;elsep1+;i+;

22、if(*p2='0')sum+;  break;if(sum!=0)  printf("the position is %dn",i);else  printf("FALSEn");13：统计英文字母和数字#include<stdio.h>int main()int i=0;char c;FILE *fp;fp=fopen("d:abc.txt","r");while (fscanf(fp,"%c",&

23、;c)!=EOF)   if (c>=48)&&(c<=57)|(c>=65)&&(c<=90)|(c>=97)&&(c<=122)      i+;   printf("total=%dn",i);fclose(fp);return 0;14：判断回文素数#include<math.h>main( )int h;long a,b,c,d,x;printf("please input a number which length is fiven");scanf("%ld",&x);a=x/10000;b=x%10000/1000;c=x%100/10;d=x%10;h=sushu(x);if(a=d&&b=c