Compilare: user.cpp: In function ‘int main()’: user.cpp:48:20: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(k>1 && m[k-1][q]==0||m[k-1][q]==-1) ^ user.cpp:51:20: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(k<n && m[k+1][q]==0||m[k+1][q]==-1) ^ user.cpp:54:20: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(q<n && m[k][q+1]==0||m[k][q+1]==-1) ^ user.cpp:57:20: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(q>1 && m[k][q-1]==0||m[k][q-1]==-1) ^ user.cpp:60:27: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(k>1 && q<n && m[k-1][q+1]==0||m[k-1][q+1]==-1) ^ user.cpp:64:27: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(k>1 && q>1 && m[k-1][q-1]==0||m[k-1][q-1]==-1) ^ user.cpp:68:27: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(k<n && q<n && m[k+1][q+1]==0||m[k+1][q+1]==-1) ^ user.cpp:72:27: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] while(k<n && q>1 &&m[k+1][q-1]==0||m[k+1][q-1]==-1) ^ user.cpp:11:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d\n",&n,&d,&k); ^ user.cpp:15:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d\n",&a,&b); ^ user.cpp:23:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d\n",&a,&b); ^