Borderou de evaluare (job #127272)

Eroare de compilare: user.c:5:1: error: unknown type name ‘using’ user.c:5:17: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘std’ user.c: In function ‘main’: user.c:27:5: warning: format ‘%d’ expects argument of type ‘int *’, but argument 3 has type ‘long int *’ [-Wformat] user.c:31:9: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long int’ [-Wformat] user.c:27:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] user.c:28:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result]