Compilare: user.cpp: In function ‘void BFS(int, int)’: user.cpp:60:9: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(X>1&&C==1||(C==2&&L==1)) ^ user.cpp:68:9: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(X<N&&C==1||(C==2&&L==1)) ^ user.cpp:76:9: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(Y>1&&C==1||(C==2&&L==1)) ^ user.cpp:84:9: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(Y<M&&C==1||(C==2&&L==1)) ^ user.cpp: In function ‘int main()’: user.cpp:97:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&N,&M); ^ user.cpp:98:24: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%lf",&Lmax); ^ user.cpp:101:38: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%lf",&Mat[i][j].height); ^ user.cpp:103:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d%d%d",&X1,&Y1,&X2,&Y2); ^