# 实验一

#include<stdio.h>
int main()
{
printf("  o    o  \n"
" <H>  <H> \n"
" I I  I I \n");
return 0;
} 
#include<stdio.h>
int main()
{
printf("  o \n"
" <H>\n"
" I I\n"
"    \n"
"  o \n"
" <H>\n"
" I I\n");
return 0;
}


#include <stdio.h>
int main()
{
int x, y;
int r1, r2, r3, r4;
x = 1;
y = 2;
r1 = x + y;
r2 = x - y;
r3 = x * y;
r4 = x / y;
printf("r1 = %d\n", r1);
printf("r2 = %d\n", r2);
printf("r3 = %d\n", r3);
printf("r4 = %d\n", r4);
return 0;
}


#include <stdio.h>
int main()
{
float x, y;
float r1, r2, r3, r4;
x = 1;
y = 2;
r1 = x + y;
r2 = x - y;
r3 = x * y;
r4 = x / y;
printf("r1 = %f\n", r1);
printf("r2 = %f\n", r2);
printf("r3 = %f\n", r3);
printf("r4 = %f\n", r4);
return 0;
}


#include <stdio.h>
int main()
{
int n, r1, r2, r3, r4;
n = 100;
r1 = n*(n+1)/2;
r2 = (n+1)*n/2;
r3 = n/2*(n+1);
r4 = (n+1)/2*n;
printf("n = %d\n", n);
printf("r1 = %d\n", r1);
printf("r2 = %d\n", r2);
printf("r3 = %d\n", r3);
printf("r4 = %d\n", r4);
return 0;
}


#include <stdio.h>
int main()
{
int n, r1, r2, r3, r4;
n = 101;
r1 = n*(n+1)/2;
r2 = (n+1)*n/2;
r3 = n/2*(n+1);
r4 = (n+1)/2*n;
printf("n = %d\n", n);
printf("r1 = %d\n", r1);
printf("r2 = %d\n", r2);
printf("r3 = %d\n", r3);
printf("r4 = %d\n", r4);
return 0;
}


#include<stdio.h>
int main()
{
double x,y;
char c1,c2,c3;
int a1,a2,a3;
scanf("%d %d %d",&a1,&a2,&a3);
printf("%d,%d,%d\n",a1,a2,a3);
scanf(" %c %c %c",&c1,&c2,&c3);
printf("%c,%c,%c\n",c1,c2,c3);
scanf("%lf %lf",&x,&y);
printf("%lf,%lf\n",x,y);
return 0;
}


#include<stdio.h>
int main()
{
int a1, a2;
char c1, c2;
scanf("%d%c%d%c", &a1, &c1, &a2, &c2);
printf("a1 = %d, a2 = %d\n", a1, a2);
printf("c1 = %c, c2 = %c\n", c1, c2);
return 0;
}


#include <stdio.h>
int main()
{
char words[5000];
printf("网课学习让一些人欢喜一些人忧.\n");
printf("1. 作为一个宅，社恐，觉得这样很好. 有网络，自主学习，很ok.\n");
printf("2. 不喜，不喜，很不喜. 眼睛快瞎了. 脑壳有点卡...\n");
printf("3. 中间派. 不知道. 说不清.\n");
printf("4. 其它...\n");
printf("你的选择: ");
{
printf("请补充说明你的想法: \n");
getchar(); // 这行代码为什么放在这里，如果去掉了，会怎么样？
gets(words); // 从键盘输入你的想法，输完后，敲回车键
}
printf("\n"); // 换行
printf("当遇到问题时, 你会选择:\n");
printf("1. 遇到问题, 就解决问题。不懂的，搜索式学习，逐个攻破.\n");
printf("2. 遇到问题, 不高兴。然后,...,没有了.\n");
printf("3. 其它...\n");
printf("你的选择: ");
printf(":)\n");
printf("这样不能解决问题啊...我们选择1好不好:)\n");
{
printf("请补充说明你的想法: \n");
getchar(); // 这行代码为什么放在这里，如果去掉了，会怎么样？
gets(words); // 从键盘输入你的想法，输完后，敲回车键
}


posted on 2021-10-29 08:58  黄爽  阅读(13)  评论(0编辑  收藏  举报