云南大學(xué)軟件學(xué)院C語(yǔ)言所有實(shí)驗(yàn)代碼.

1、.第二次試驗(yàn) /第三次試驗(yàn)=程序 =#include<stdio.h>int main()/* 十進(jìn)制 */printf("%dn",3+4*6);printf("%dn",3*4/6+6);printf("%dn",2*3/12*8/4);printf("%dn",10*(1+7*3);printf("%dn", 20-2/6+3);printf("%dn", 20-2/(6+3);printf("%dn", (20-2)/6+3);prin

2、tf("%dn", (20-2)/(6+3);/*9 16 顯示為小數(shù)，保留小數(shù)2 位，寬度為8*/printf("%8.2fn",20.0-2.0/6.0+3.0);printf("%8.2fn",20.0-2.0/(6.0+3.0);printf("%8.2fn",(20.0-2.0)/6.0+3.0);printf("%8.2fn",(20.0-2.0)/(6.0+3.0);/*17 20 顯示為字符 */printf("%cn", 'm' - 5);p

3、rintf("%cn", 'm' + 5);printf("%cn", 'G' + 6);printf("%cn", 'G' - 6);/*21 23 顯示為十進(jìn)制整數(shù)*/printf("%dn", 'b' - 'a');printf("%dn", 'g' - 'a' + 1);printf("%dn", 'g' - 'a' + 1)

4、;=運(yùn)行結(jié)果 =;.= 程序 = #include<stdio.h>int main ()float Cel,Fah;printf("print a Fah number ： ");scanf("%f",&Fah);Cel=5.0/9.0*(Fah-32);printf("The Cel number is%fn",Cel);printf("print a Cel number ： ");scanf("%f",&Cel);Fah=32+9.0*Cel/5.0;prin

5、tf("The Fah number is:%f n",Fah);return 0;=運(yùn)行結(jié)果 =第四次試驗(yàn)*（ 1）程序 *#include<stdio.h>int main()int num1,num2,num3,max,min;printf("please input three numbers:n");scanf("%d %d %d",&num1,&num2,&num3);max=(num1>num2)?num1:num2;min=(num1<=num2)?num1:num2;m

6、ax=(num3>max)?num3:max;min=(num3<min)?num3:min;printf("max = %dmin = %d",max,min);return 0;*運(yùn)行結(jié)果 *;.*（ 2）程序 *#include <stdio.h>int main()int a;float profit,income;printf("Please input the profit:");scanf("%f",&profit);a=(profit-1)/100000;switch(a)case 0:

7、income=profit/10;break;case 1:income=(profit-100000)*0.075+10000;break;case 2:case 3:income=(profit-200000)*0.05+10000+7500;break;case 4:case 5:income=(profit-400000)*0.03+10000+7500+10000;break;case 6:case 7:case 8:case 9:income=(profit-600000)*0.01+10000+7500+10000+6000;break;case 10:income=(profi

8、t-1000000)*0.01+10000+7500+10000+6000+6000;printf(" 獎(jiǎng)金數(shù)值為： %fn",income);return 0;.*運(yùn)行結(jié)果 *（ 3）程序 */* 百馬百擔(dān)問(wèn)題 */#include<stdio.h>intmain()intA,B,C;printf("百馬百擔(dān)的解為： n");printf("大中小n");for(A=0;A<=33;A+)for(B=0;B<=50;B+)C=100-A-B;if(3*A+2*B+C/2.0=100)printf("

9、%-2d%-2d%-2dn",A,B,C);return0;*運(yùn)行結(jié)果 *（ 4）程序 *（ 5）程序 */ 關(guān)于菱形的第一種算法/#include <stdio.h>int main();.int i,j,k;printf("請(qǐng)輸入最長(zhǎng)行的數(shù)字，為奇數(shù)k ： ");scanf("%d",&k) ;for (i=1;i<=k;i+)for(j=1;j<=k;j+)if(j+i)>=(k+1)/2+1&&(i+j)<=(k+1)*3/2-1&&i-j<=(k+3)/

10、2-2&&j-i<=(k+3)/2-2)printf(" *");elseprintf("");printf("n");return 0;/ 第二種算法 /#include <stdio.h>int main()int K,X,C,N;printf("num=");scanf("%d",&N);for(C=1;C<=(N+1)/2;C+)for(K=1;K<=(N+1)/2-C;K+)printf("");for(X=1;

11、X<=2*C-1;X+)printf(" *");printf("n");for(C=(N+3)/2;C<=N;C+)for(K=1;K<=C-(N+1)/2;K+)printf("");for(X=1;X<=2*N+1-2*C;X+)printf(" *");printf("n");*運(yùn)行結(jié)果 *;.第 5/6 次試驗(yàn)*（ 1）程序 *第7次試驗(yàn)*（ 1）程序 *#include <stdio.h>int main()int i,j,n;printf(&qu

12、ot;input a number");scanf("%d",&n);int ann;printf("n");for(i=0;i<n;i+)ai0=1;aii=1;for (i=2;i<n;i+)for(j=1;j<i;j+)aij=ai-1j-1+ai-1j;for(i=0;i<n;i+)for(j=0;j<=i;j+)printf("%5d",aij);printf("n");*運(yùn)行結(jié)果 *;.*（ 2）程序 *方法一：#include <stdio.h&g

13、t;int main ()int i;int fb12=1,1;for(i=2;i<12;i+)fbi=fbi-1+fbi-2;printf(" 第 %d 個(gè)月共有兔子 %d 只 n",i+1,fbi*2);return 0;*運(yùn)行結(jié)果 *方法二：#include <stdio.h>int main()long f1,f2;int i;f1=f2=1;.for(i=1;i<=20;i+)printf("%12ld%12ld",f1,f2);if(i%2=0)printf("n");f1=f1+f2;f2=f1+

14、f2;return 0;*運(yùn)行結(jié)果 *（ 3）程序 *#include<stdio.h>#define num 10int num1(int ,int);int num2(int ,int);int main()void sort1 (int num1,int n);void sort2 (int num2,int n);int anum, cnum,i,moves,j;printf("enter array here:n");for(i=0;i<10;i+)j=i;scanf("%d",&ai);cj=ai;printf(&q

15、uot;the sorted array :n");sort1(a,num);printf("the sorted array :n");sort2(c,num);.return 0;void sort1(int num1,int n)int i,j,temp,b;for(i=0;i<n-1;i+)for(j=1;j<n;j+)if(num1j<num1j-1)temp=num1j;num1j=num1j-1;num1j-1=temp;for(b=0;b<n;b+)printf("%5d",num1b);printf(&

16、quot;n");void sort2(int num2,int n)int i,j,min,minidx,temp,b;for(i = 0;i<n-1;i+)min = num2i;minidx = i;for(j = i+1;j<n;j+)if (num2j<min)min = num2j;minidx = j;for(b=0;b<n;b+) printf("%5d",num2b); printf("n");if (min < num2i)temp = num2i;.num2i = min ;num2minid

17、x = temp;*運(yùn)行結(jié)果 *（ 4）程序 *#include <stdio.h>#define N 10int brnarysearch(int ,int,int);int main()int numsN=1,5,8,9,12,23,45,56,67,99;int item,location;printf("Enter the item you are searching for");scanf("%d",&item);location=brnarysearch(nums,N,item);if(location > -1)p

18、rintf("The item was found at index location %dn",location);elseprintf("The item was not found in the listn");return 0;.#define Ture 1#define False 0int brnarysearch(int list,int size,int key)int index,found,left,right,midpt;index=-1;found=False;left=0;right=size-1;while ( left &l

19、t;= right && !found)midpt = (int) (left+right)/2);if (key= listmidpt)found=Ture;index=midpt;else if (key > listmidpt)left=midpt + 1;elseright= midpt - 1;return (index);*運(yùn)行結(jié)果 *第 10 次試驗(yàn)*程序 *#include<stdio.h>int main();.int a=0,i,k;int b31;printf(" 請(qǐng)輸入一個(gè)十進(jìn)制數(shù)：n");scanf("%

20、d",&i);while(i!=0)k=i%2;ba+=k;i=i/2;printf(" 轉(zhuǎn)為二進(jìn)制數(shù)為：n");while(a>0)printf("%d",b-a);printf("n");return 0;*運(yùn)行結(jié)果 *第9次試驗(yàn)*程序 *#include <stdio.h>#include <stdlib.h>int main()char name530;int i;int grade15,num5;float ave5;printf(" 請(qǐng)輸入學(xué)號(hào)、3 學(xué)科成績(jī) , 姓

21、名 ,:n");for(i=0;i<5;i+)scanf("%d",&numi);scanf("%d%d%d",&gradei*3,&gradei*3+1,&gradei*3+2);avei=(gradei*3+gradei*3+1+gradei*3+2)/3.0;gets(namei);.for(i=0;i<5;i+)printf(" %d %-10s %d %d %d %5.2fn",numi,namei,gradei*3,gradei*3+1,gradei*3+ 2,avei

22、);FILE *outFile;outFile=fopen("C:/stud.txt","w");fprintf(outFile,"學(xué)號(hào)姓名成績(jī) 1成績(jī) 2成績(jī) 3 平均成績(jī)n ");for(i=0;i<5;i+)fprintf(outFile,"%d%-10s%5d%5d%5d%5.2fn",numi,namei,gradei*3,gradei*3+1,gradei*3+2,avei);fclose(outFile);return 0;*運(yùn)行結(jié)果 *第 10 次試驗(yàn)1. 請(qǐng)使用數(shù)組元素存取方式，設(shè)計(jì)實(shí)現(xiàn)一個(gè)

23、函數(shù)可以將任意字符數(shù)組元素存放位置逆轉(zhuǎn)的程序。*程序 *#include <stdio.h>#include <string.h>int main()char str100;int i,j;gets(str);j=strlen(str);for(i=j;i>=0;i-)printf("%c",stri);printf("n");return 0;.*運(yùn)行結(jié)果 *2. 請(qǐng)使用指針存取方式完成練習(xí)1*程序 *#include <stdio.h>#include <string.h>int main()in

24、t j;char str100,*printer=str,i;printf("Input a string:n");gets(str);j=strlen(str);for(i=j;i>=0;i-)printf("%c",*(printer+i);return 0;*運(yùn)行結(jié)果 *3. 用二維數(shù)組保存用戶輸入的字符串，當(dāng)用戶終止輸入時(shí)，將所有輸入中最長(zhǎng)的字符串及其長(zhǎng)度輸出。*程序 *#include <stdio.h>#include <string.h>int main()int i,n=0;char str330;int m

25、ax;for(i=0;i<3;i+)gets(stri);printf("n");.max = strlen(str0);for(i=0;i<3;i+)if (strlen(stri) >max)max = strlen(stri);n=i;printf("The longest string is str%d, it has %d type.",n,max);return 0;*運(yùn)行結(jié)果 *第 11 次試驗(yàn)1.采用結(jié)構(gòu)體變量的方法保存學(xué)生成績(jī)，有五個(gè)學(xué)生， 每個(gè)學(xué)生有3 門課的成績(jī)， 從鍵盤輸入相關(guān)數(shù)據(jù)（包括：學(xué)號(hào)，姓名和三門課程的成

26、績(jī)），計(jì)算出平均成績(jī)。*程序 *運(yùn)行結(jié)果 *2.采用結(jié)構(gòu)體數(shù)組的方法保存學(xué)生成績(jī)，完成練習(xí)1。*程序 *#include <stdio.h>struct Studentint num;char name20;int grade3;float average; Student5;int main()int i,j;printf("Input the num ,name, and three grades:n");for(j=0;j<5;j+)scanf("%d%s%d%d%d",&Studentj.num,&S,&Studentj.grade0,&Studentj.grade1,&Studentj.grade2);for(j=0;j<5;j+);.Studentj.average=(Studentj.g