Compilare: user.c: In function ‘main’: user.c:94:10: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( in, "%d%d", &n, &m ); ^ user.c:97:12: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf ( in, "%d%d%d", &a, &b, &c ); ^ user.c: In function ‘dijkstra’: user.c:56:7: warning: array subscript is above array bounds [-Warray-bounds] maxp[ i ] = 0; ^