实验1:
#include<stdio.h> int main() { printf(" 0\n"); printf("<H>\n"); printf("I I\n"); return 0; }
实验2:
#include <stdio.h> int main() { double a,b,c; scanf("%lf%lf%lf", &a, &b, &c); if(a+b>c && b+c>a && a+c>b) printf("能构成三角形\n"); else printf("不能构成三角形\n"); return 0; }
实验3:
#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'||'y' , ans2=='Y'||'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;
}
实验4:
#include<stdio.h> int main() { double x, y; char c1, c2, c3; int 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); printf("x = %lf, y = %lf\n",x, y); return 0; }
实验5:
#include <stdio.h> int main() { int year; year=1000000000/365/24/60/60; printf("10亿秒约等于%d年\n", year); return 0; }
实验6:
int main() { double x, ans; scanf("%lf", &x); ans = pow(x, 365); printf("%.2f的365次方: %.2f\n", x, ans); return 0; }
#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; }
实验7:
#include <stdio.h> int main() { double c,f ; while(scanf("%lf",&c) !=EOF) { f=1.8*c+32; printf("摄氏度c=%.2f时,华氏度f=%.2f",c,f); printf("\n") ; } return 0; }
实验8:
#include <stdio.h> #include <math.h> int main() { int a,b,c ; double s,S ; while (scanf("%d%d%d", &a, &b, &c) !=EOF) { printf("a=%d,b=%d,c=%d",a,b,c); s=(a+b+c)/2 ; S=sqrt(s*(s-a)*(s-b)*(s-c)); printf(", area=%.3f",S); printf("\n"); } return 0; }
标签:main,return,int,scanf,输入输出,C语言,printf,编写,include From: https://www.cnblogs.com/twx123/p/18444700