Problem	lunchbox
User	Helloworld
Submission Time	2026-02-04 16:13:10
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

lunchbox.cpp: In function ‘int main()’:
lunchbox.cpp:11:22: error: expected ‘;’ before ‘++’ token
11 | for (int f=0,m,f++){
| ^~
| ;
lunchbox.cpp:11:24: error: expected primary-expression before ‘)’ token
11 | for (int f=0,m,f++){
| ^
lunchbox.cpp:11:24: error: expected ‘;’ before ‘)’ token
11 | for (int f=0,m,f++){
| ^
| ;
lunchbox.cpp:13:17: error: no matching function for call to ‘std::__cxx11::basic_string<char>::append(long long int&)’
13 | d.append(f);
| ^
In file included from /usr/include/c++/9/string:55,
from /usr/include/c++/9/bits/locale_classes.h:40,
from /usr/include/c++/9/bits/ios_base.h:41,
from /usr/include/c++/9/ios:42,
from /usr/include/c++/9/istr