最新版：第一章1.5 题#include using namespace std; int main() { cout<<"This"<<"is"; cout<<"a"<<"C++"; cout<<"program."; return 0; 1.6 题#include using namespace std; int main() { int a,b,c; a=10; b=23; c=a+b; cout<<"a+b="; cout< using namespace std; int main() { int a,b,c; int f(int x,int y,int z); cin>>a>>b>>c; c=f(a,b,c); cout< using namespace std; int main() { int a,b,c; cin>>a>>b; c=a+b; cout<<"a+b="< using namespace std; int main() { int a,b,c; int add(int x,int y); cin>>a>>b; c=add(a,b); cout<<"a+b="< using namespace std; int main() {char c1='a',c2='b',c3='c',c4='\101',c5='\116'; cout< using namespace std; int main() {char c1='C',c2='+',c3='+'; cout<<"I say: \""< using namespace std; int main() {int i,j,m,n; i=8; j=10; m=++i+j++; n=(++i)+(++j)+m; cout< using namespace std; int main() {char c1='C', c2='h', c3='i', c4='n', c5='a'; c1+=4; c2+=4; c3+=4; c4+=4; c5+=4; cout<<"password is:"< #include using namespace std; int main ( ) {float h,r,l,s,sq,vq,vz; const float pi=3.1415926; cout<<"please enter r,h:"; cin>>r>>h; l=2*pi*r; s=r*r*pi; sq=4*pi*...
