Hello World and Program Structure
Compare the smallest complete C and C++ programs.
View C/C++ example →C and C++ Examples You Can Run Online
Learn C and C++ together through practical comparisons, runnable code, output, memory models, data structures, algorithms, and modern C++ features.
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Data Types and Formatted Output
Declare integer and floating-point values and print them safely.
View C/C++ example →Conditions, Loops, and switch
Combine branches and loops in a small classification program.
View C/C++ example →Functions and Parameter Passing
Compare pass-by-value, pointers, and references.
View C/C++ example →Pointers and Addresses
Store an address, dereference it, and modify the original object.
View C/C++ example →Pointer Arithmetic
Walk through contiguous array storage with pointers and iterators.
View C/C++ example →Dynamic Memory Management
Allocate a runtime-sized array and release it safely.
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