实验作业

#include<stdio.h>
int main()
{
    printf("my stunpo is 202083450056 2020, I improve my C language\n");
    return 0;
}

#include<stdio.h>
int main()
{
    while (1)
    printf("我爱学习");
    return 0;
}

#include<stdio.h>
int main()
{
    while (0)
    printf("我爱学习");
    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 answer;
    char words[5000];
    printf("在家上学让一些人忧.\n");
    printf("1.作为一个宅，社恐，觉得这样很好，有网络，自主上学，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.你的选择：");
    scanf("%d", &answer);
    if (answer == 4) {
        printf("请补充说明你的想法；\n");
        getchar();
        gets_s(words);
    }
    printf("\n");
    printf("1.遇到问题，就解决问题。不懂得，搜索式学习，逐个击破。\n");
    printf("2.遇到问题，就解决问题。然后，...，没有了.\n");
    printf("3.其他...\n");
    printf("你的选择：");
    scanf("%d", &answer);
    if (answer == 1)
        printf("：)\n");
    if (answer == 2)
        printf("不能这样啊，我们选1好不好：)\n");
    else if (answer == 3) {
        printf("请补充说明你的想法:\n");
        getchar();
        gets_s(words);
    }
    return 0;
}

 

实验总结；同样代码可能在一个   实验总结：同样代码可能在一个平台可以运行而另外的平台不能。