print_binary(num);// 输出: 101return0; } 3、使用 C++ 中的 std::bitset 如在使用 C++,可以使用std::bitset类,它直接提供了打印二进制格式的方法。 #include<iostream>#include<bitset>intmain() {intnum =5;// 创建一个 32 位的数字表示std::bitset<32> b(num);// 输出: 000000000000000000000000000...
#include <stdio.h> void printBinary(unsigned int num) { // 计算整数的位数 int bits = sizeof(num) * 8; unsigned int mask = 1 << (bits - 1); // 逐位打印 for (int i = 0; i < bits; i++) { if (num & mask) { putchar('1'); } else { putchar('0'); } mask >>=...
#include <iostream> extern int start_program(int, const char**); using namespace std; int main() { auto exit_code = start_program(0, nullptr); if (exit_code == 0) cout << "Non-zero exit code expected" << endl; const char* arguments[2] = {"hello", "world"}; exit_code = ...
t.c: In function 'int f(int, int)': t.c:7:39: error: invalid operands to binary + (have 'int' and 'struct A') return y + func(y ? ((SomeA.X + 40) + SomeA) / 42 + SomeA.X : SomeA.X); ^ $ clang -fsyntax-only t.c t.c:7:39: error: invalid operands to binar...
How do I get Debug output from printf/cout in an MFC Application? How do i get these include directives to work under visual studio 2017 ? (Linux project solution) How do I import a binary resource? How do I import a public key for encryption in C How do I initialize an LPSTR type...
#define MACRO #define STRCAT(x, y) x\#\#y int main(){ auto *val1 = L"string"MACRO; auto *val2 = L"hello "L"world"; std::cout << STRCAT(L"hi ", L"there"); } 若要修正錯誤,請將程式碼變更為新增一個空格: C++ 複製 #define MACRO // Remove ##. Strings are automatically...
voidchange(int&a){a=5;}intmain(){intnum1=1;change(num1);cout<<"num1 = "<<num1<<endl...
std::cout << "data: " << data << "\n"; return 0; } CMakeLists.txt cmake_minimum_required (VERSION 2.8) project (demo) set (EXECUTABLE_OUTPUT_PATH ${PROJECT_SOURCE_DIR}/bin) add_compile_options(-std=c++11 -Wall) add_executable(main main.cpp) ...
}//打印所有信息voidprintInfo(structTeacher tArray[],intlen) {for(inti =0; i < len; i++) { cout<<"老师姓名:"<< tArray[i].tName <<endl;for(intj =0; j <5; j++) { cout<<"\t学生姓名:"<< tArray[i].sArray[j].sName <<"考试分数"<< tArray[i].sArray[j].score <<endl...
("c in binary: ",c); a |= c; PR("a |= c ;a = ",a); b &= c; PR("b &= c ;b = ",b); b ^= a; PR("b ^= a ;b = ",b); return 0; } void printBinary(const unsigned char val) { for(int i = 7;i >= 0;--i) { if(val & (1<<i)) { cout<<"1"...