实验任务1
task1
1 #include<stdio.h> 2 int main() 3 { 4 printf(" O \n"); 5 printf("<H>\n"); 6 printf("I I\n"); 7 return 0; 8 }
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1 #include<stdio.h> 2 int main() 3 { 4 printf(" O O \n"); 5 printf("<H> <H>\n"); 6 printf("I I I I\n"); 7 return 0; 8 }
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task2
1 #include<stdio.h> 2 int main() 3 { 4 double a, b, c; 5 scanf_s("%lf%lf%lf",&a, &b, &c); 6 if 7 ((a + b > c) && (a + c > b) && (b + c > a)) 8 printf("可以构成三角形/n"); 9 else 10 printf("不能构成三角形"); 11 return 0; 12 }
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task3
1 #include<stdio.h> 2 int main(){ 3 char ans1, ans2; 4 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) : "); 5 ans1 = getchar(); 6 getchar(); 7 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) : "); 8 ans2 = getchar(); 9 if ((ans1 == 121 || ans1 == 89) && (ans2 == 121 || ans2 == 89)) 10 printf("\n罗马不是一天建成的, 继续保持哦:)\n"); 11 else 12 printf("\n罗马不是一天毁灭的, 我们来建设吧\n"); 13 14 return 0; 15 }
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去掉getchar()之后,打出第一个答案就直接运行完了
task4
1 #include<stdio.h> 2 int main() 3 { 4 double x, y; 5 char c1, c2, c3; 6 int a1, a2, a3; 7 8 9 scanf_s("%d%d%d", &a1, &a2, &a3); 10 printf("a1 = %d, a2 = %d, a3 = %d\n", a1, a2, a3); 11 12 13 getchar(); 14 15 16 scanf_s("%c%c%c", &c1, 1, &c2, 1, &c3, 1); 17 printf("c1 = %c, c2 = %c, c3 = %c\n", c1, c2, c3); 18 19 20 scanf_s("%lf,%lf", &x, &y); 21 printf("x = %f, y = %f\n", x, y); 22 23 return 0; 24 }
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task5
1 #include<stdio.h> 2 #include<math.h> 3 int main() { 4 int year; 5 long double a = 1000000000,b=31536000; 6 7 year = round(a / b); 8 printf("十亿秒是%d年", year); 9 return 0; 10 11 }
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task6
1 #include<stdio.h> 2 #include<math.h> 3 int main() { 4 double x, ans; 5 scanf_s("%lf", &x); 6 ans = pow(x, 365); 7 printf("%.2f的365次方:%.2f\n", x, ans); 8 9 return 0; 10 11 }
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task7
1 #include<stdio.h> 2 int main(){ 3 double C, F; 4 5 scanf_s("%lf", &C); 6 F = 9 * C / 5 + 32; 7 printf("%.2f", F); 8 return 0; 9 10 }
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task8
1 #include<stdio.h> 2 #include<math.h> 3 int main(){ 4 double a, b, c; 5 double s; 6 7 double area; 8 scanf_s("%lf%lf%lf", &a, &b, &c); 9 s = (a + b + c) / 2; 10 area = sqrt(s * (s - a) * (s - b) * (s - c)); 11 printf("%.3f", area); 12 return 0; 13 14 }
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