Compilare: main.cpp: In function 'void drumcucostdarpentrucaepematriceilputemdalaa10a(int, int)': main.cpp:23:7: warning: unused variable 'i' [-Wunused-variable] int i, dir, nextl, nextc ; ^ main.cpp: In function 'int main()': main.cpp:55:10: warning: unused variable 'm' [-Wunused-variable] int n, m, i, j, s ; ^ main.cpp:56:33: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d%d", &s, &n ) ; ^ main.cpp:59:39: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &mat[i][j] ) ; ^