Category : printf

What started as a very simple problem, is now getting a nightmare. Rounding values in C++ behaves differently depending on quite some factors. Start with the following simple piece of code, where you pass values just in the middle of 2 integer values to other functions: #include <stdio.h> extern void print(double d); extern void stream(double ..

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So I am working on a project which uses C++. I made a multimap and an iterator of the following type- std::multimap < size_t, std::pair<size_t, bool> > position_seqsmapper; std::multimap < size_t, std::pair<size_t, bool> > :: iterator position_seqsmap_iterator; Now the issue is I need to use printf (cannot use cout because the project has a quite ..

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I try to understand how this LCD library implements printf. When I read SLCD.h I see SLCD class inherits absract Stream class and implements virtual function putc. In mbed library in Stream.h I see printf is defined as follows: int printf(const char *format, …) MBED_PRINTF_METHOD(1, 2); And I find MBED_PRINTF_METHOD in mbed_toolchain.h. #define MBED_PRINTF(format_idx, first_param_idx) ..

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Recently, while being reintroduced to C++, I came across an exercise for which I wrote this code. #include<stdio.h> #include <iostream> #include<string> using namespace std; struct Student { string name; string address; string telephoneNumber; float grade1; float grade2; }; string situation; int main () { Student student; situation = "failed"; float media; scanf("%s", &student.name); scanf("%s", &student.address); ..

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