Compilare: user.cpp: In function ‘void deplaseaza(int&, int&, int&, int)’: user.cpp:11:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir==4) if(c==1) f=6,c=l,l=1; else c=c-1; ^ user.cpp:17:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir==4) if(c==1) f=6,c=n; else c=c-1; ^ user.cpp:23:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir==4) if(c==n) f=6,c=l,l=n; else c=c+1; ^ user.cpp:29:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir==4) if(c==n) f=6,c=1; else c=c+1; ^ user.cpp:35:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir==4) if(c==1) f=2,c=n; else c=c-1; ^ user.cpp:41:8: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(dir==4) if(c==1) f=4,c=n; else c=c-1; ^ user.cpp: In function ‘int main()’: user.cpp:76:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(lg[tr[i].f][tr[i].l][tr[i].c]!=0) ^ user.cpp:45:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cub.in","r",stdin); ^ user.cpp:46:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("cub.out","w",stdout); ^ user.cpp:48:42: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d",&n,&k,&fi,&li,&ci); ^ user.cpp:50:51: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d",&tr[i].f,&tr[i].l,&tr[i].c); ^ user.cpp:54:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[f][i][j]); ^