实验1
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#include<stdio.h>
#include<stdlib.h>
int main()
{printf(" o o\n");printf("<H> <H>\n");printf("I I I I\n");system("pause");return 0;
}
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#include<stdio.h>
#include<stdlib.h>
int main()
{double a,b,c;scanf("%lf%lf%lf",&a,&b,&c); if(a+b>c && a+c>b && b+c>aprintf("能构成三角形\n");elseprintf("不能构成三角形\n");system("pause");return 0;}
https://img2024.cnblogs.com/blog/3612634/202503/3612634-20250309191131615-861780404.png
https://img2024.cnblogs.com/blog/3612634/202503/3612634-20250309191136545-1625182683.png
https://img2024.cnblogs.com/blog/3612634/202503/3612634-20250309191140008-1450544709.png
实验3
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#include<stdio.h>#include<stdlib.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表示木有） ： ");ans1=getchar();getchar();printf("\n动手敲代码实践了没？（输入y或 Y表示有，输入n或N表示木有） ： ");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");elseprintf("罗马不是一天毁灭的，我们来建设吧\n");system("pause");return 0;}
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#include<stdio.h>#include<stdlib.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);getchar();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=%f,y=%f\n",x,y);system("pause");return 0;}
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#include<stdio.h>#include<math.h>#include<stdlib.h>int main(){int year;double n=1e9/(365*60*60*24);year=int(n+0.5);printf("10亿秒约等于%d年\n",year);system("pause");return 0;}
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#include<stdio.h>#include<stdlib.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");}system("pause");return 0;}
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#include<stdio.h>
int main()
{double x,ans;while(scanf("%lf",&x)!=EOF){ans=x*9/5+32;printf("摄氏度=%.2f华氏度=%.2f\n",x,ans);printf("\n");}return 0;
}
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#include<stdio.h>#include<math.h>int main(){int a,b,c;double area;while(scanf("%d%d%d",&a,&b,&c)!=EOF){area=(a+b+c)/2;area=pow(area,0.5);printf("a=%d，b=%d，c=%d，area=%.3f\n",a,b,c,area);printf("\n");}return 0;}
