Problem	uniquenumbers
User	KJF
Submission Time	2026-02-18 22:17:55
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

uniquenumbers.cpp:13:16: error: empty character constant
13 | string num = '';
| ^~
uniquenumbers.cpp: In function ‘int main()’:
uniquenumbers.cpp:13:16: error: conversion from ‘char’ to non-scalar type ‘std::string’ {aka ‘std::__cxx11::basic_string<char>’} requested