实验一
/*A simple C program*/ #include <stdio.h> int main (){ printf("my stuno is:202083450092\n " "2020.Will you still love me,when I am no younger and beautiful?\n"); return 0; }
/*循环打印字符*/ #include <stdio.h> int main (){ while(0) printf("520"); return 0; }
#include <stdio.h> #include <stdafx.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>
#include <stdafx.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> #include <stdafx.h> int main (){ int answer; char words[5000]; printf ("在家上学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.其他.../n "); printf ("你的选择: "); scanf_s("%d",&answer); if(answer==4){ printf("请补充说明你的想法:\n"); getchar(); gets_s(words); } printf ("\n"); 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,探索式学习,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:"); scanf_s("%d,&answer"); if (answer == 1) printf (":)\n"); else if (answer==2) printf ("这样不能解决问题啊...我们选择1好不好:)\n"); else if (answer==3){ printf ("请补充你的想法:\n"); getchar(); gets_s(words); } return 0; }