Compilare: user.c:12:6: warning: conflicting types for built-in function ‘exp’ void exp() { ^~~ user.c: In function ‘main’: user.c:61:26: warning: format ‘%d’ expects argument of type ‘int’, but argument 3 has type ‘long long int’ [-Wformat=] fprintf( fout, "%d", x + y + z + t + val ); ^ user.c:51:29: warning: unused variable ‘min’ [-Wunused-variable] int c, i, j, a, b, max, min, cc, k, l, p1, p2; ^~~ user.c:51:24: warning: unused variable ‘max’ [-Wunused-variable] int c, i, j, a, b, max, min, cc, k, l, p1, p2; ^~~ user.c:55:5: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &c ); ^~~~~~~~~~~~~~~~~~~~~~~ user.c:58:5: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d%lld", &a, &b, &e ); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~