Submission #1124825

#	Time	Username	Problem	Language	Result	Execution time	Memory
1124825		modwwe	만두 (JOI14_ho_t2)	C++20	100 / 100	11 ms	584 KiB

2014_ho_t2

#pragma GCC optimize("Ofast,unroll-loops")
#include<bits/stdc++.h>
#define int   long long
#define ll long long
#define down cout<<'\n';
#define debug cout<<" cucuucucuuu",down
#define NHP     ios_base::sync_with_stdio(0);cout.tie(0);cin.tie(0);
#define modwwe  int t;cin>>t; while(t--)
#define bit(i,j) (i>>j&1)
#define sobit(a) __builtin_popcountll(a)
#define task "test"
#define fin(x) freopen(x".inp","r",stdin)
#define fou(x) freopen(x".out","w",stdout)
#define pb push_back
#define mask(k) (1<<k)
#define mp make_pair
#define checktime   cerr << (double)clock() / CLOCKS_PER_SEC * 1000  << " ms";
using namespace std;
#define getchar_unlocked getchar

inline int scan()
{
    char c = getchar_unlocked();
    int x = 0;
    while (c < '0' || c > '9')
    {
        c = getchar_unlocked();
    }
    while (c >= '0' && c <= '9')
    {
        x = (x << 1) + (x << 3) + c - '0';
        c = getchar_unlocked();
    }
    return x;
}
void phongbeo();
const int inf = 1e16;
const ll mod2 = 1e9+7;
const int  mod1 = 998244353;
const ll base=67;
int add(int x,int y)
{
    if(x+y>=mod2) x-=mod2;
    if(x+y<0)x+=mod2;
    return x+y;
}
struct icd
{
    long double a;
    int b;
};
struct ib
{
    int a;
    int b;
};
struct ic
{
    ll a;
    int  b, c;
};
struct id
{
    int a, b, c, d;
};
struct ie
{
    int a, b, c, d, e;

};
int n, m, s1, s2, s4, s3, sf, k, s5, s6, mx, s7, s8, s9, mx2, res, dem2 = 0, dem = 0, s33, dem3, dem4, mid, l2, r2, center;
int  i, s10, s12,k1,k2,k3,s11,lim,w,l,r ;
int kk;
int el = 19;
main()
{
    if(fopen(task".inp","r"))
    {
        fin(task);
        fou(task);
    }
    NHP
    ///  cin>>s1;
    // modwwe
    phongbeo();
//   checktime
}
int dp[10001];
int a[10001];
void phongbeo()
{
     cin>>n>>m;
      for(int i=1;i<=n;i++)
         cin>>a[i];
         sort(a+1,a+1+n,greater<int>());
          for(int i=1;i<=n;i++)
            a[i]+=a[i-1];
          for(int i=1;i<=n;i++)
          dp[i]=inf;
      for(int i=1;i<=m;i++)
      {
           cin>>l>>r;
 for(int j=n;j>=0;--j)
    dp[min(j+l,n)]=min(dp[j]+r,dp[min(j+l,n)]);
      }
      s4=0;
  for(int i=1;i<=n;i++)
    s4=max(s4,a[i]-dp[i]);
  cout<<s4;
}

Compilation message (stderr)

2014_ho_t2.cpp:75:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   75 | main()
      | ^~~~
2014_ho_t2.cpp: In function 'int main()':
2014_ho_t2.cpp:12:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   12 | #define fin(x) freopen(x".inp","r",stdin)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~
2014_ho_t2.cpp:79:9: note: in expansion of macro 'fin'
   79 |         fin(task);
      |         ^~~
2014_ho_t2.cpp:13:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   13 | #define fou(x) freopen(x".out","w",stdout)
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~~
2014_ho_t2.cpp:80:9: note: in expansion of macro 'fou'
   80 |         fou(task);
      |         ^~~

• Subtask 1: 25 / 25
• Subtask 2: 35 / 35
• Subtask 3: 40 / 40