鸡兔同笼题型方程版（免费下载）， 只需输入头数和脚数， 即刻输出答案

#include <iostream> using namespace std; int main() { int tou,jiao,tu,ji,i; cout<<"欢迎使用“鸡兔同笼”题型（方程）作弊器\n"; cout<<"请输入头数:"; cin>>tou; cout<<"请输入脚数:"; cin>>jiao; if(tou<=0||jiao<=0) { for(int n=0;1;n++) { cout<<"\n输入错误，请重新输入！\n"<<endl; cout<<"请输入头数:"; cin>>tou; cout<<"请输入脚数:"; cin>>jiao; break; } } cout<<"\答案:\n"; cout<<"解：设兔有x只，则鸡有（"<<tou<<"-x）只。\n"; cout<<"4x+2("<<tou<<"-x)="<<jiao<<endl; i=2*tou; cout<<" 4x+"<<i<<"-2x="<<jiao<<endl; cout<<" 4x-2x+"<<i<<"="<<jiao<<endl; cout<<" 2x+"<<i<<"="<<jiao<<endl; cout<<" x+"<<i<<"-"<<i<<"="<<jiao<<"-"<<i<<endl; i=jiao-i; cout<<" 2x"<<"="<<i<<endl; cout<<" 2x/2"<<"="<<i<<"/2"<<endl; i=i/2; cout<<" x"<<"="<<i<<endl; ji=tou-i; tu=i; cout<<"鸡"<<tou<<"-"<<tu<<"="<<ji<<"(只)"<<endl; cout<<"答：鸡有"<<ji<<"只，"<<"兔有"<<tu<<"只。" ; return 0; }