task1
`#include <stdio.h>
int main() {
printf(" o \n");
printf("
printf("I I \n");
printf(" o \n");
printf("<H> \n");
printf("I I \n");
return 0;
}`
`#include <stdio.h>
int main() {
printf(" o o \n");
printf("
printf("I I I I \n");
return 0;
}`
task2
`#include <stdio.h>
int main()
{
float a, b, c;
scanf_s("%f%f%f", &a, &b, &c);
if((a+b>c) && (a+c>b) && (b+c>a))
printf("能构成三角形\n");
else
printf("不能构成三角形\n");
return 0;
}`
task3
`#include <stdio.h>
int main()
{
char ans1, ans2;
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):");
ans1 = getchar();
getchar();
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):");
ans2 = getchar();
if ((ans1 == 'y' || ans1 == 'Y') && (ans2 == 'y' || ans2 == 'Y'))
printf("\n罗马不是一天建成的,继续保持哦:)\n");
else
printf("\n罗马不是一天毁灭的,我们来建设吧\n");
return 0;
}`
getchar()去掉后程序会在第一个答案输完后结束
task4
`#include<stdio.h>
int main()
{
double x, y;
char c1, c2, c3;
int a1, a2, a3;
scanf("%d%d%d",&a1,&a2,&a3); //scanf("%d%d%d",a1,a2,a3);
printf("a1=%d,a2=%d,a3=%d\n", a1, a2, a3);
scanf("%c%c%c", &c1, &c2, &c3);
printf("c1=%c,c2=%c,c3=%c\n", c1, c2, c3);
scanf("%lf,%lf", &x, &y); //scanf("%f,%lf", &x, &y);
printf("x=%f,y=%lf\n", x, y);
return 0;
}`
task5
`#include<stdio.h>
int main()
{
int year;
year=(int)(1e9/(60*60*24*365)+0.5);
printf("10亿秒约等于%d年\n",year);
return 0;
}`
task6
`#include <stdio.h>
include <math.h>
int main()
{
double x,ans;
while(scanf("%lf",&x) !=EOF)
{
ans = pow(x,365);
printf("%.2f的365次方:%.2f\n",x,ans);
printf("\n");
}
return 0;
}`
task7
`#include <stdio.h>
int main()
{
double F, C;
while(scanf("%lf", &C) != EOF)
{
F= C*9.0/5+32;
printf("摄氏度c =%.2lf时,华氏度f =%.2lf\n",C,F);
printf("\n");
}
return 0;
}`
task8
`#include <stdio.h>
include <math.h>
int main()
{
int a,b,c;
double s,area;
while(scanf("%d%d%d",&a,&b,&c) != EOF)
{
s=(a+b+c)/2.0;
area=sqrt(s(s-a)(s-b)*(s-c));
printf("a=%d,b=%d,c=%d,area=%.3lf\n",a,b,c,area);
printf("\n");
}
return 0;
}`
****