Compilare: main.cpp: In function 'int main()': main.cpp:40:27: warning: unused variable 'k' [-Wunused-variable] int xs, ys, n, i, pasi, k, j, x2, y2, dir, counter, s ; ^ main.cpp:40:30: warning: unused variable 'j' [-Wunused-variable] int xs, ys, n, i, pasi, k, j, x2, y2, dir, counter, s ; ^ main.cpp:42:50: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d%d%d%d", &xs, &ys, &n, &pasi ) ; ^ main.cpp:48:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &dir ) ; ^