实验1

task1_1.c

 1 #include <stdio.h>
 2 #include<stdlib.h>
 3 int main()
 4 {
 5     printf(" 0 \n");
 6     printf("<H>\n");
 7     printf("I I\n");
 8     printf(" 0 \n");
 9     printf("<H>\n");
10     printf("I I\n");
11 
12     system("pause");
13 
14     return 0;
15 }

 

 task1_2.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 int main()
 4 {
 5     printf(" o       o \n");
 6     printf("<H>     <H>\n");
 7     printf("I I     I I\n");
 8 
 9     system("pause");
10 
11     return 0;
12 }

 

task2.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 int main()
 4 {
 5     double a, b, c;
 6 
 7     scanf("%lf %lf %lf", &a, &b, &c);
 8 
 9     if((a + b)>c &&(a + c)>b &&(b + c)>a)
10         printf("能构成三角形\n");
11     else
12         printf("不能构成三角形\n");
13 
14     system("pause");
15 
16     return 0;
17 }

 

task3.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 int main()
 4 {
 5     char ans1, ans2;
 6 
 7     printf("每次课前认真预习、课后及时复习了没？（输入y或Y表示有，输入n或N表示没有）： ");
 8     ans1 = getchar();
 9 
10     getchar();
11 
12     printf("\n动手敲代码实践了没？（输入y或Y表示敲了，输入n或N表示木有敲）:  ");
13     ans2 = getchar();
14 
15     if((ans1 =='y' || ans1 == 'Y') && (ans2 == 'y' || ans2 == 'Y'))
16         printf("\n罗马不是一天建成的，继续保持哦:)\n");
17     else
18         printf("\n罗马不是一天毁灭的，我们来建设吧\n");
19 
20     system("pause");
21 
22     return 0;
23 
24 }

 

 

task4.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 int main()
 4 {
 5     double x, y;
 6     char c1, c2, c3;
 7     int a1, a2, a3;
 8     
 9     scanf("%d%d%d", &a1, &a2, &a3);    //错误
10     printf("a1 = %d, a2 = %d, a3 = %d\n", a1,a2,a3);
11     
12     scanf("%c%c%c", &c1, &c2, &c3);
13     printf("c1 = %c, c2 = %c, c3 = %c\n", c1, c2, c3);
14     
15     scanf("%lf%lf", &x, &y);   //错误
16     printf("x = %f, y = %lf\n",x, y);
17 
18     system("pause");
19 
20     return 0;
21 }

 

task5.c

 1 #include <stdio.h>
 2 #include <stdlib.h>
 3 
 4 int main()
 5 {
 6     int year;
 7     
 8     year = (int)(1000000000/(60*60*24*365)+0.5);
 9 
10     printf("10亿秒约等于%d年\n", year);
11     
12     system("pause");
13     
14     return 0;
15 }

 

task6_2

 1 #include <stdio.h>
 2 #include <math.h>
 3 #include <stdlib.h>
 4 
 5 int main()
 6 
 7 {
 8     double x, ans;
 9 
10     while(scanf("%lf", &x) != EOF)
11     {
12         ans = pow(x, 365);
13         printf("%.2f的365次方: %.2f\n", x, ans);
14         printf("\n");
15     }
16     
17     system("pause");
18 
19     return 0;
20 }

 

task7.c

 1 #include <stdio.h>
 2 #include <math.h>
 3 #include <stdlib.h>
 4 
 5 int main()
 6 {
 7     double celsius;
 8     double fahrenheit;
 9 
10     while(scanf("%lf", &celsius))
11     {
12         fahrenheit = (9.0/5.0) * celsius + 32;
13         printf("摄氏度c = %.2f时， 华氏度f = %.2f\n", celsius, fahrenheit);
14         printf("\n");
15     }
16     system("pause");
17     return 0;
18 }

 

task8.c

 1 #include <stdio.h>
 2 #include <math.h>
 3 #include <stdlib.h>
 4 
 5 int main()
 6 {
 7     double a, b, c;
 8     double s, area;
 9 
10     while(scanf("%lf%lf%lf", &a, &b, &c) == 3)
11     {
12         s = (a + b + c)/2;
13 
14         area = sqrt(s * (s - a) * (s - b) * (s - c));
15 
16         printf("a = %f, b = %f, c = %f, area = %.3f\n", a, b, c, area);
17         printf("\n");
18 
19     }
20     system("pause");
21     return 0;
22 }

 

posted @ 2025-03-05 16:57  闫芊语  阅读(37)  评论(0)    收藏  举报