答案一份!

( ̄y▽, ̄)╭ · 发布于 2023-11-12 · 浏览 743 回复 2

include <stdio.h>

int main() {

int a, b, c, d;
scanf("%d%d%d", &a, &b, &c);
d = a;
a = c;
c = d;
printf("%d %d %d", a, b, c);
return 0;

}

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  1. tiaya #1 ·

    include

    using namespace std;

    int main() {

    int a, b, c;
    cout << "交换两个变量的值!" << endl;
    
    a = 10;
    b = 20;
    	
    cout << "a = " << a << endl;
    cout << "b = " << b << endl;
    
    a = a + b;  //a = 30
    b = a - b;  //b = 10
    a = a - b;  //a = 20
    cout << "交换后输出:" << endl;	
    cout << "a = " << a << endl;
    cout << "b = " << b << endl; 
    	
    return 0;
    

    }

  2. tiaya #2 ·

    include

    using namespace std;

    int main() {

    int a, b, c;
    cout << "交换两个变量的值!" << endl;
    
    a = 10;
    b = 20;
    	
    cout << "a = " << a << endl;
    cout << "b = " << b << endl;
    
    a = a ^ b;  //a = 30
    b = a ^ b;  //b = 10
    a = a ^ b;  //a = 20
    
    cout << "交换后输出:" << endl;	
    cout << "a = " << a << endl;
    cout << "b = " << b << endl; 
    	
    return 0;
    

    }

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