中国地质大学C++指导书代码大全（精品） .doc

第一章实习任务一#include <iostream>int __in(){ std::cout<<"I love C++ "<<"very much!"<<std::endl; std::cout<

return 0; } 第一章 int getArea( int width, int height ) { 实习任务一 return width *height; #include <iostream> } int __in() { std::cout<<"I love C++ "<<"very 第二章 much!"<<std::endl; std::cout<<"Programming C++ is easy and "<<"interesting.\n"; 1 实习任务一（） return 0; #include<iostream> } int __in() { 实习任务二 #include <iostream> double numOne=2.5; int __in() int numTwo=3; { double quotient=numOne/2; int a=5,b=5; std::cout<<"The sum is: std::cout<<"Quotient:"<<quotient<<std::endl; "<<a+b<<std::endl; quotient=numTwo/2; return 0; } std::cout<<"Quotient:"<<quotient<<std::endl; return 0; 实习任务三 #include <iostream> } double __in() 2 实习任务一（） { #include<iostream> const double PI =3.14159265359; int __in() double r; { std::cin>>r; int number=103; double S= PI *r *r; int digit,tens,hundreds; double C= 2* PI *r; digit=number%10; std::cout<<"S="<<S<<std::endl; tens=(number/10)%10; std::cout<<"C="<<C<<std::endl; hundreds=(number/100)%10; return 0; } std::cout<<"Hundreds:"<<hundreds<<",Tens:" <<tens<<",Digit:"<<digit<<std::endl; 课后练习 #include <iostream> return 0; int getArea( int width, int height ); } int __in() 实习任务二 { #include<iostream> int area=0; int __in() int width=5, height=6; { area =getArea( width,height ); int grade; std::cout<<"Area:"<<area<<std::endl; std::cout<<"Enter agrade(1-100):";