C语言——顺序结构训练题

Hello World！

 #include <stdio.h>

int main()
{
    printf("Hello World!");
    
    return 0;
}

宇宙无敌大招呼

#include <stdio.h>

int main()
{
    char s[7];
    scanf("%s",s);
    printf("Hello %s",s);
    
    return 0;
}

计算物体自由下落的距离

#include <stdio.h>

int main()
{
    double height=0;
    height = 0.5*10*3*3; 
    printf("height = %.2lf",height);
    
    return 0;
}

整数四则运算

#include <stdio.h>

int main()
{
    int a, b;
    scanf("%d %d",&a, &b);
    printf("%d + %d = %d\n",a, b, a+b);
    printf("%d - %d = %d\n",a, b, a-b);
    printf("%d * %d = %d\n",a, b, a*b);
    printf("%d / %d = %d",a, b, a/b);
    
    return 0;
}

输出带框文字

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

计算平均分

#include <stdio.h>

int main()
{
    int math = 87, eng = 72, comp = 93, average;
    average = (math + eng + comp) / 3;
    printf("math = %d, eng = %d, comp = %d, average = %d",math, eng, comp, average);
    
    return 0;
}

计算华氏温度

#include <stdio.h>

int main()
{
    double f=0;
    int c=26, a;
    f = 9.0 * (c/5.0) + 32;
    a = (int)f;
    printf("celsius = 26, fahr = %d",a);
    
    return 0;
}

表格输出

#include <stdio.h>

int main()
{
    printf("------------------------------------\n\
Province      Area(km2)   Pop.(10K)\n\
------------------------------------\n\
Anhui         139600.00   6461.00\n\
Beijing        16410.54   1180.70\n\
Chongqing      82400.00   3144.23\n\
Shanghai        6340.50   1360.26\n\
Zhejiang      101800.00   4894.00\n\
------------------------------------");
    
    return 0;
}

计算存款利息

#include <stdio.h>
#include <math.h>

int main()
{
    double money, year, rate, interest;
    scanf("%lf %lf %lf",&money, &year, &rate);
    interest = money * pow((1+rate),year) - money;
    printf("interest = %.2lf",interest);
    
    return 0;
}

逆序的三位数

#include <stdio.h>

int main()
{
    int num, j=0;
    scanf("%d",&num);
    
    for(;num>0;)
    {
        j = j*10 + num%10;
        num /= 10;
    }
    printf("%d",j);
    return 0;
}

Say Hello to Integers

#include <stdio.h>

int main()
{
    long int a, b;
    scanf("%ld %ld",&a, &b);
    printf("Hello, %ld and %ld!",a, b);
    
    return 0;
}

I Love GPLT

#include <stdio.h>

int main()
{
    printf("I\n\
 \n\
L\n\
o\n\
v\n\
e\n\
 \n\
G\n\
P\n\
L\n\
T");
        
return 0;
}

是不是太胖了

#include <stdio.h>

int main()
{
    int height;
    double weight;
    scanf("%d",&height);
    
    weight = (height-100)*0.9;
    printf("%.1lf",2.0*weight);
    
    return 0;
}

A乘以B

#include <stdio.h>

int main()
{
    int a, b;
    scanf("%d %d",&a, &b);
    printf("%d",a*b);
    
    return 0;
}

打折

#include <stdio.h>

int main()
{
    int price, rate;
    double final;
    scanf("%d %d",&price, &rate);
    final = price*rate*0.1;
    printf("%.2lf",final);
    
    return 0;
}

交换a和b的值

#include <stdio.h>

int main()
{
	int a = 0, b = 0, temp;
	scanf("%d %d",&a ,&b);
	temp = a;
	a = b;
	b = temp;
	
	printf("a=%d,b=%d",a, b);
	
	return 0;
}

计算圆球体积

#include <stdio.h>
#include <math.h>

int main()
{
	int r = 0;
	scanf("%d",&r);
	
	#define PI 3.14
	float v = 4/3.0 * PI * pow(r,3);
	
	printf("v = %.2f",v);
	
	return 0;
}

求算式

#include <stdio.h>
#include <math.h>

int main()
{
	float a=0 , x=0;
	scanf("%f %f",&a ,&x);
	float y = sqrt (a*x) + log (a+x) + exp (x);
	printf("y = %.2f",y); 
	
	return 0;
}

心理阴影面积

#include <stdio.h>

int main()

{
	int a =100 ,b=100;
	int c;
	c = 0.5*100*100;     //一半矩形的面积
	
	int x=0, y=0;
	int s=0;
	scanf("%d %d",&x ,&y);
	s = c - (0.5*x*y) - ((100-x)*y) - ((100-x)*(100-y)*0.5);     //计算阴影面积 
	
	printf("%d",s);
	
	return 0;
}

定期存款

#include <stdio.h>

int main()
{
	double capital=0 ,rate=0 ,total=0;
	scanf("%lf %lf",&capital ,&rate);
	total = capital*rate*0.01 + capital;
	printf("本金:%11.2lf元\n利息:%11.2lf元\n合计:%11.2lf元\n",capital,rate*0.01*capital,total); 
	
	return 0;
}