Compilare: user.cpp: In function ‘int main()’: user.cpp:63:22: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[400]’ [-Wformat=] scanf("%s",&s); ^ user.cpp:57:15: warning: unused variable ‘zona’ [-Wunused-variable] int i,j,v,zona=1,c=1,a=0,amax=0; ^ user.cpp:54:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ferma1.in","r",stdin); ^ user.cpp:55:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("ferma1.out","w",stdout); ^ user.cpp:61:31: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n%d%d",&v,&n,&m); ^ user.cpp:63:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&s); ^ user.cpp:211:65: warning: ‘cul_sol’ may be used uninitialized in this function [-Wmaybe-uninitialized] printf("%d\n%d %d\n%c\n",max_sol,i_sol,j_sol,cul_sol); ^