Compilare: user.cpp: In function ‘int main()’: user.cpp:39:48: warning: format ‘%d’ expects argument of type ‘int*’, but argument 4 has type ‘short int*’ [-Wformat=] scanf("%d%d%d%d%d%d\n",&n,&m,&xi,&yi,&xf,&yf); ^ user.cpp:39:48: warning: format ‘%d’ expects argument of type ‘int*’, but argument 5 has type ‘short int*’ [-Wformat=] user.cpp:39:48: warning: format ‘%d’ expects argument of type ‘int*’, but argument 6 has type ‘short int*’ [-Wformat=] user.cpp:39:48: warning: format ‘%d’ expects argument of type ‘int*’, but argument 7 has type ‘short int*’ [-Wformat=] user.cpp:41:43: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] for(j=1;j<=m;++j) scanf("%d",&a[i][j]); ^ user.cpp:37:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("padure.in","r",stdin); ^ user.cpp:38:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("padure.out","w",stdout); ^ user.cpp:39:49: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d%d%d%d\n",&n,&m,&xi,&yi,&xf,&yf); ^ user.cpp:41:44: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for(j=1;j<=m;++j) scanf("%d",&a[i][j]); ^