Compilare: user.cpp: In function ‘void citire()’: user.cpp:13:26: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%ld %ld",&n,&m); ^ user.cpp:13:26: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 3 has type ‘int*’ [-Wformat=] user.cpp:16:37: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 2 has type ‘int*’ [-Wformat=] scanf("%ld %ld %ld",&x,&y,&z); ^ user.cpp:16:37: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 3 has type ‘int*’ [-Wformat=] user.cpp:16:37: warning: format ‘%ld’ expects argument of type ‘long int*’, but argument 4 has type ‘int*’ [-Wformat=] user.cpp: In function ‘int main()’: user.cpp:86:21: warning: format ‘%ld’ expects argument of type ‘long int’, but argument 2 has type ‘int’ [-Wformat=] printf("%ld",rez); ^ user.cpp: In function ‘void citire()’: user.cpp:13:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld %ld",&n,&m); ^ user.cpp:16:38: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%ld %ld %ld",&x,&y,&z); ^ user.cpp: In function ‘int main()’: user.cpp:82:36: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("maxflow.in","r",stdin); ^ user.cpp:83:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("maxflow.out","w",stdout); ^