Compilare: user.cpp: In function ‘int main()’: user.cpp:15:20: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%d\n",&q); ^ user.cpp:17:24: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%d\n",&N);sol=inf; ^ user.cpp:21:30: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf("%d ",&a[i]) ,x=a[i], viz[x] = true , y = min(y,x) , a[i]=x,lim=max(lim,x);for(i = 1; i <= N; ++i)if(a[i] == y)continue;else f = min(f,a[i]);sol = f*y;for (i = 2,cnt = 0; i <= lim; ++i,cnt = 0){for (j = i; j <= lim&&cnt<=1; j += i)if(viz[j])v[cnt++] = j;if(cnt==2)sol = min(sol,(v[0]*v[1])/i);}printf("%lld\n",sol);}return 0;} ^ user.cpp:11:35: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("minlcm.in","r",stdin); ^ user.cpp:12:37: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("minlcm.out","w",stdout); ^ user.cpp:15:21: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n",&q); ^ user.cpp:17:25: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d\n",&N);sol=inf; ^ user.cpp:21:93: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d ",&a[i]) ,x=a[i], viz[x] = true , y = min(y,x) , a[i]=x,lim=max(lim,x);for(i = 1; i <= N; ++i)if(a[i] == y)continue;else f = min(f,a[i]);sol = f*y;for (i = 2,cnt = 0; i <= lim; ++i,cnt = 0){for (j = i; j <= lim&&cnt<=1; j += i)if(viz[j])v[cnt++] = j;if(cnt==2)sol = min(sol,(v[0]*v[1])/i);}printf("%lld\n",sol);}return 0;} ^