Borderou de evaluare (job #91600)

Compilare: user.cpp: In function ‘int main()’: user.cpp:13:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:16:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:17:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:26:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:29:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:30:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] user.cpp:8:20: warning: unused variable ‘gasit’ [-Wunused-variable] user.cpp:8:35: warning: unused variable ‘r’ [-Wunused-variable] user.cpp:8:37: warning: unused variable ‘pp’ [-Wunused-variable] user.cpp:8:40: warning: unused variable ‘cat’ [-Wunused-variable]