Borderou de evaluare (job #152066)

Compilare: user.cpp: In function ‘int main()’: user.cpp:23:12: warning: unused variable ‘s’ [-Wunused-variable] user.cpp:23:15: warning: unused variable ‘nr’ [-Wunused-variable] user.cpp:23:19: warning: unused variable ‘r’ [-Wunused-variable] user.cpp:23:21: warning: unused variable ‘st’ [-Wunused-variable] user.cpp:23:24: warning: unused variable ‘dr’ [-Wunused-variable] user.cpp: In function ‘void diff(int*, int*)’: user.cpp:50:46: warning: operation on ‘*(a + ((unsigned int)(((unsigned int)i) * 4u)))’ may be undefined [-Wsequence-point]