C++所有答案清华大学出版 谭浩强.doc

#include<iostream>usingnamespacestd;intmain(){cout<<"This"<<"is";cout<<"a"<<"C++";cout<<"program.";return0;#include<iostream>usingnamespacestd;intmain(){inta,b,c;a=10;b=23;c=a+b;cout<<"a+b=";cout<<c;cout<<endl;return0;}#include<iostream>usingnamespacestd;intmain(){inta,b,c;intf(intx,inty,intz);cin>>a>>b>>c;c=f(a,b,c);cout<<c<<endl;return0;}intf(intx,inty,intz){intm;if(x<y)m=x;elsem=y;if(z<m)m=z;return(m);}#include<iostream>usingnamespacestd;intmain(){inta,b,c;cin>>a>>b;c=a+b;cout<<"a+b="<<a+b<<endl;return0;}#include<iostream>usingnamespacestd;intmain(){inta,b,c;intadd(intx,inty);cin>>a>>b;c=add(a,b);cout<<"a+b="<<c<<endl;return0;}intadd(intx,inty){intz;z=x+y;return(z);}#include<iostream>usingnamespacestd;intmain(){charc1='a',c2='b',c3='c',c4='\101',c5='\116';cout<<c1<<c2<<c3<<'\n';cout<<"\t\b"<<c4<<'\t'<<c5<<'\n';return0;}#include<iostream>usingnamespacestd;intmain(){charc1='C',c2='+',c3='+';cout<<"Isay:\""<<c1<<c2<<c3<<'\"';cout<<"\t\t"<<"Hesays:\"C++isveryinteresting!\""<<'\n';return0;}#include<iostream>usingnamespacestd;intmain(){inti,j,m,n;i=8;j=10;m=++i+j++;n=(++i)+(++j)+m;cout<<i<<'\t'<<j<<'\t'<<m<<'\t'<<n<<endl;return0;}#include<iostream>usingnamespacestd;intmain(){charc1='C',c2='h',c3='i',c4='n',c5='a';c1+=4;c2+=4;c3+=4;c4+=4;c5+=4;cout<<"passwordis:"<<c1<<c2<<c3<<c4<<c5<<endl;return0;}#include<iostream>#include<iomanip>usingnamespacestd;intmain(){floath,r,l,s,sq,vq,vz;constfloatpi=;cout<<"pleaseenterr,h:";cin>>r>>h;l=2*pi*r;s=r*r*pi;sq=4*pi*r*r;vq=*pi*r*r*r;vz=pi*r*r*h;cout<<setiosflags(ios::fixed)<<setiosflags(ios::right)<<setprecision(2);cout<<"l="<<setw(10)<<l<<endl;cout<<"s="<<setw(10)<<s<<endl;cout<<"sq="<<setw(10)<<sq<<endl;cout<<"vq="<<setw(10)<<vq<<endl;cout<<"vz="<<setw(10)<<vz<<endl;return0;}#include<iostream>usingnamespacestd;intmain(){floatc,f;cout<<"请输入一个华氏温度:";cin>>f;c=()*(f-32);//注意5和9要用实型表示,否则5/9值为0cout<<"摄氏温度为:"<<c<<endl;return0;};#include<iostream>usingnamespacestd;