Borderou de evaluare (job #9199)

Compilare: user.c: In function ‘main’: user.c:13:1: warning: implicit declaration of function ‘rast’ [-Wimplicit-function-declaration] user.c:15:1: warning: implicit declaration of function ‘power’ [-Wimplicit-function-declaration] user.c:6:5: warning: unused variable ‘poz’ [-Wunused-variable] user.c:5:33: warning: unused variable ‘itab’ [-Wunused-variable] user.c:5:27: warning: unused variable ‘cra’ [-Wunused-variable] user.c:5:20: warning: unused variable ‘i’ [-Wunused-variable] user.c:4:11: warning: unused variable ‘g’ [-Wunused-variable] user.c:4:7: warning: unused variable ‘f’ [-Wunused-variable] user.c:8:8: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:9:8: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:11:6: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result]