Compilare: user.cpp: In function ‘int main()’: user.cpp:18:50: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] for (int i=1;i<=c;++i) scanf("%d%d\n",x+i,y+i),s[1][x[i]]=y[i],v[1][x[i]]=i; ^ user.cpp:18:50: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘short int*’ [-Wformat=] user.cpp:16:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sant.in","r",stdin); ^ user.cpp:17:32: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d\n",&sm,&n,&c); ^ user.cpp:18:80: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] for (int i=1;i<=c;++i) scanf("%d%d\n",x+i,y+i),s[1][x[i]]=y[i],v[1][x[i]]=i; ^ user.cpp:25:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sant.out","w",stdout); ^