Borderou de evaluare (job #184885)

Compilare: user.c: In function ‘main’: user.c:31:5: warning: implicit declaration of function ‘pow’ [-Wimplicit-function-declaration] user.c:31:7: warning: incompatible implicit declaration of built-in function ‘pow’ [enabled by default] user.c:33:5: warning: format ‘%d’ expects argument of type ‘int’, but argument 2 has type ‘long long int’ [-Wformat] user.c:13:17: warning: variable ‘prod’ set but not used [-Wunused-but-set-variable] user.c:13:13: warning: unused variable ‘s’ [-Wunused-variable] user.c:12:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result] user.c:15:10: warning: ignoring return value of ‘scanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:32:12: warning: ignoring return value of ‘freopen’, declared with attribute warn_unused_result [-Wunused-result]