C语言第三次作业-白红宇

C语言第三次作业

阅读量：4458 次

发布时间：2019-06-08

本文共 2795 字，大约阅读时间需要 9 分钟。

#include
        
         //1.三角形int main(){        printf("*\n");     printf("**\n");      printf("***\n");       printf("****\n");        printf("*****\n");         printf("******\n");          printf("*******\n");           printf("********\n");            printf("*********\n");             printf("**********\n");    }

#include
       
        //3.倒三角形 int main(){    printf("**********\n");    printf("*********\n");    printf("********\n");    printf("*******\n");    printf("******\n");    printf("*****\n");    printf("****\n");    printf("***\n");    printf("**\n");    printf("*\n");    return 0 ; }

#include
       
        //2.十行矩形 int main(){    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");    printf("**********\n");}

#include
         
          int main()//五级制成绩(A~E),输出相应的百分制成绩(0~100)区间{    char score;    scanf("%c",&score);    switch (score)    {        case 'A':            printf("90~100");            break;        case 'B':            printf("80~89");            break;        case 'C':            printf("70~79");            break;        case 'D':            printf("60~69");            break;        case 'E':            printf("0~59");            break;    }    return 0;}

#include
        
          //华氏温度与摄氏温度的转换 int main(){    int F=100;//F为华氏温度，C为摄氏温度     int C;    C=(5*(F-32)/9);     printf("%d",C);    return 0;}

#include
       
        int main()//100米自由落体{    int g=10;    int t=3;    int height;    height=0.5*g*t*t;    printf("height=%d",height);    return 0;}

#include
        
         int main()//输出整数的个位数字、十位数字和百位数字的值{    int a;    scanf("%d",&a);    while(a!=0)    {        printf("%d\n",a%10);        a=a/10;    }    return 0;}

#include
       
        #include
        
         int main()//分段函数 {    double x;    double y;    scanf("%lf",&x);    if(x>=0)           y=sqrt(x);    else           y=pow(x+1,2)+2*x+1/x;printf("f(x)=%f",y);return 0;           }

#include
       
        #include
        
         int main()//计算存款利息{    int year,money;    double rate,interest;    printf("请输入存期");    scanf("%d",&year);    printf("请输入存款金额");    scanf("%d",&money);    printf("请输入年利率");    scanf("%lf",&rate);     interest=money*pow(1+rate,year)-money;    printf("利息为%f",interest);return 0;}

#include
       
        #include
        
         int main()//计算电费 {    double x,y;    scanf("%lf",&x);    if(x<=50)            y=0.53*x;    else            y=0.53*50+(x-50)*0.58;     printf("电费=%f",y);    return 0; }