#include<stdio.h> #include<stdlib.h> #include<time.h> #define N 5 #define R1 586 #define R2 701 int main() { int number; int i; srand( time(0) ); for(i=0; i<N; ++i) { number = rand()%(R2-R1+1)+R1; printf("20228330%04d\n", number); } return 0;
生成一个与时间有关的随机数
随机打出某个学生的学号
#include<stdio.h>
int main()
{
double x, y;
char c1, c2, c3;
int a1, a2, a3;
scanf("%d %d %d\n",&a1, &a2, &a3);//错误一行
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);
getchar();
scanf("%lf%lf",&x,&y);
printf("x=%lf,y=%lf\n",x,y);
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; }
#include<stdio.h> #include<math.h> int main() { double C, F; while(scanf("%lf",&C) !=EOF) { F=(9*C)/5+32; printf("%摄氏度c=%.2f时,华氏度f=%.2f",C, F); printf("\n"); printf("\n"); } return 0; }
#include<stdio.h> int main() { char ans; while(scanf("%c",&ans)!=EOF) { switch(ans){ case'y':printf("wait a minute\n");break; case'g':printf("go go go\n");break; case'r':printf("stop\n");break; default:printf("something must be wromng\n");break; } getchar(); } return 0; }
#include<stdio.h> #include<time.h> #include<stdlib.h> #define N 5 #define R1 586 #define R2 701 int main() { int number, x, j; int flag; flag=1; srand(time(0)); number = rand() % (R2 - R1 + 1); printf("猜猜2023年4月哪一天是你的lucky day\n"); printf("开始喽,你有三次机会,猜吧(1~30):"); for(x=1;x<4;x++){ scanf("%d", &j); if(number==j){ printf("哇,猜中了\n"); flag=0; continue; } else if(number<j){ printf("你猜的日期晚了,你的lucky day已经过啦\n"); printf("再猜(1~30):"); continue; } else (number>j);{ printf("你猜的日期早了,你的lucky day还没到呢\n"); printf("再猜(1~30):"); continue; } } if (flag=1) printf("次数用完啦。偷偷告诉你:4月你的lucky day是%d\n",number); return 0; }
#include<stdio.h> #include<stdlib.h> #include<time.h> #include<math.h> int main() { int i, j, line, column; int value; line = 1; column = 1; value = line * column; i=9; for (line = 1; line <= i; line++) { for (column = 1; column <= line; ++column) { value = line * column; printf("%d x %d = %d\t", column, line, value); } printf("\n"); } return 0; }
#include<stdio.h> #include<math.h> int main() { int n,i,j,a,line; printf("请输入行数line:"); scanf("%d", &line); n=2*line-1; for (i = n; i >=0;i=i-2) { for (a = 0; a <=(n- i)/2; a++) { printf("\t"); } for (j = 1; j <= i; j++) { printf(" o \t"); } printf("\n"); for (a = 0; a<=(n- i)/2; a++) { printf("\t"); } for (j = 1; j <= i; j++) { printf(" <H>\t"); } printf("\n"); for (a= 0; a<=(n- i)/2; a++) { printf("\t"); } for (j = 1; j <= i; j++) { printf(" I I\t"); } printf("\n"); printf("\n"); } return 0; }
标签:include,int,scanf,实验,printf,line,main From: https://www.cnblogs.com/chennana/p/17234124.html