急求:关于指针的有关问题
急求:::关于指针的问题
#include <iostream.h >
void print(const int num){
int *pnum;
int onum=num;
int i=0;
for(;onum!=1 ¦ ¦onum!=0;i++){
*(pnum++)=onum%2;
onum/=2;
}
*pnum=onum;
for(;i!=0;i--)
cout < <*(pnum--);
}
void main(){
int num=123456789;
cout < <"二进制的值为:";
print(num);
cout < < '\n ';
}
这个程序哪错了,请指教
------解决方案--------------------
#include <iostream.h >
void print(const int num){
int *pnum;
int onum=num;
int i=0;
for(;onum!=1 ¦ ¦onum!=0;i++){
*(pnum++)=onum%2;
onum/=2;
}
*pnum=onum;
for(;i!=0;i--)
cout < <*(pnum--);
}
void main(){
int num=123456789;
cout < <"二进制的值为:";
print(num);
cout < < '\n ';
}
这个程序哪错了,请指教
------解决方案--------------------
- C/C++ code
#include <iostream.h > void print(const int num){ int bitBuf[32]; int *pnum = &bitBuf[0]; int onum=num; int i=0; for(;onum!=1 ¦ ¦onum!=0;i++){ *(pnum++)=onum%2; onum/=2; } *pnum=onum; for(;i!=0;i--) cout << *(pnum--); } void main(){ int num=123456789; cout < <"二进制的值为:"; print(num); cout << '\n '; }