Compilare: user.cpp: In function ‘void Read()’: user.cpp:17:32: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf("%d",&a[i][j]); ^ user.cpp:18:73: warning: overflow in implicit constant conversion [-Woverflow] for(i = 0; i <= n+1; i++) a[i][0] = a[0][i] = a[n+1][i] = a[i][n+1] = inf; ^ user.cpp: In function ‘void Solve()’: user.cpp:57:15: warning: unused variable ‘D’ [-Wunused-variable] int A,B,C,D,x,aux; ^ user.cpp: In function ‘void Read()’: user.cpp:14:55: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d%d%d",&n,&k1,&k2,&L1,&C1,&L2,&C2); ^ user.cpp:17:33: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i][j]); ^ user.cpp: In function ‘int main()’: user.cpp:88:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("vis.in","r",stdin); ^ user.cpp:89:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("vis.out","w",stdout); ^