Compilare: user.cpp: In function ‘void deplaseaza(int&, int&, int&, int)’: user.cpp:19:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(dir==4) if(c==1) f=6,c=l,l=1; ^ user.cpp:30:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(dir==4) if(c==1) f=6,c=n; ^ user.cpp:41:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(dir==4) if(c==n) f=6,c=l,l=n; ^ user.cpp:52:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(dir==4) if(c==n) f=6,c=1; ^ user.cpp:63:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(dir==4) if(c==1) f=2,c=n; ^ user.cpp:74:16: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] else if(dir==4) if(c==1) f=4,c=n; ^ user.cpp: In function ‘int main()’: user.cpp:114:11: warning: suggest explicit braces to avoid ambiguous ‘else’ [-Wparentheses] if(lg[tr[i].f][tr[i].l][tr[i].c]!=0) ^ user.cpp:80:32: 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:81:34: 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:83:42: 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:85:51: 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:89:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[f][i][j]); ^