Compilare: main.cpp: In function 'int main()': main.cpp:34:34: warning: format '%d' expects argument of type 'int*', but argument 3 has type 'bool*' [-Wformat=] fscanf(f,"%d", &mat[i][j]); ^ main.cpp:29:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d", &n, &m); ^ main.cpp:30:48: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d %d", &sx, &sy, &fx, &fy); ^ main.cpp:34:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d", &mat[i][j]); ^