Borderou de evaluare (job #286659)

Compilare: user.cpp: In function 'int main()': user.cpp:10:6: warning: statement has no effect [-Wunused-value] user.cpp:7:11: warning: unused variable 'n' [-Wunused-variable] user.cpp:7:13: warning: unused variable 'r' [-Wunused-variable] user.cpp:7:15: warning: unused variable 'i' [-Wunused-variable] user.cpp:10:1: warning: 'k' is used uninitialized in this function [-Wuninitialized] user.cpp:10:1: warning: 'm' is used uninitialized in this function [-Wuninitialized]