Compilare: main.c: In function 'main': main.c:35:9: warning: unused variable 't' [-Wunused-variable] int t,a,b; ^ main.c: In function 'euclid': main.c:32:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.c: In function 'main': main.c:38:9: warning: ignoring return value of 'fscanf', declared with attribute warn_unused_result [-Wunused-result] fscanf(fisier, "%d %d", &a, &b); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~