Compilare: user.c: In function ‘citire’: user.c:18: warning: format ‘%ld’ expects type ‘long int *’, but argument 3 has type ‘int *’ user.c:18: warning: format ‘%ld’ expects type ‘long int *’, but argument 4 has type ‘int *’ user.c:15: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result user.c:18: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result