Go: ///
// File:  2502.go
// Author: ymiyamoto
//
// Created on Sat Mar 24 00:44:45 2018
//
package main

import (
	"fmt"
)

type phrase struct {
	s, l, p int
}

const melody_len int = 393

var n, m int

func max(a, b int) int {
	if a < b {
		return b
	}
	return a
}

func main() {
	fmt.Scan(&n)

	phrases := make([]phrase, n)
	max_count := 0
	for i := 0; i < n; i++ {
		fmt.Scan(&phrases[i].s, &phrases[i].l, &phrases[i].p)
		max_count += phrases[i].l
	}

	dp := make([][]int, n+1)
	for i := range dp {
		dp[i] = make([]int, melody_len+1)
	}

	for i := range phrases {
		s := phrases[i].s
		l := phrases[i].l
		p := phrases[i].p
		for j := range dp[i] {
			for k := s; k <= l; k++ {
				if 0 <= j-k {
					dp[i+1][j] = max(dp[i+1][j], max(dp[i][j], dp[i+1][j-k]+p))
				} else {
					dp[i+1][j] = max(dp[i+1][j], dp[i][j])
				}
			}
		}
	}

	fmt.Scan(&m)
	var invalid bool
	var points []int
	for i := 0; i < m; i++ {
		var m int
		fmt.Scan(&m)
		if dp[n][m] == 0 {
			invalid = true
		}
		points = append(points, dp[n][m])
	}

	if invalid {
		fmt.Println(-1)
	} else {
		for _, p := range points {
			fmt.Println(p)
		}
	}
}

C++: #include <bits/stdc++.h>
#include <algorithm>
#include <cmath>
#include <set>
#include <cstdio>
#include <vector>
#include <iostream>
#include <utility>
#include <queue>
#include <map>

#define fir first
#define sec second
#define sz(s) (s).size()
#define pb push_back
#define get(n) scanf("%d",&n);
#define gets(s) string s;cin >> (s);
#define prfi(n) printf("%d", &n);
#define prfd(n) printf("%lf", &n);
#define All(s) (s).begin(), (s).end()
#define rep(i,j) for(int (i)=0;(i)<(j);(i)++)
#define For(i,j,k) for(int (i)=(j);(i)<(k);(i)++)
#define drep(i,j) for(int (i)=(j);(i)>=0;(i)--)
#define Ford(i,j,k) for(int (i)=(j);i>=(k);i--)
#define vfor(c,v) for(auto (c): (v))
#define lpi(n) for(int i=0;i<(n);i++)
#define lpj(n) for(int j=0;j<(n);j++)
#define lpz(n) for(int z=0;z<(n);z++)
#define lpx(n) for(int x=0;x<(n);x++)
#define lpy(n) for(int y=0;y<(n);y++)
#define mem(a,b) memset(a,b,sizeof(a));
#define dump(x)  std::cout << #x << " = " << (x) << std::endl;
#define debug(x) cout << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl;
using ll = long long;
using ld = long double;
using pii = std::pair<int,int>;
using pll = std::pair<ll, ll>;
using vi = std::vector<int> ;
using vvi = std::vector<vi> ;
using vll = std::vector<ll>;
using vvll = std::vector<vll>;
using vd = std::vector<double> ;
using vvd = std::vector<vd> ;
using qi = std::queue<int> ;
using vpii = std::vector<std::pair<int, int> >;
using vpll = std::vector<pll>;
using namespace std;

const int Mod = (1e9) + 7;
const int INF = 1e9 + 19;
const ll INFL = 1e18 + 19;
const int dx[] = {-1, 0, 0, 1};
const int dy[] = {0, -1, 1, 0};
const int dx2[] = {-1, -1, -1, 0, 0, 0, 1, 1, 1};
const int dy2[] = {1, 0, -1, 1, 0, -1, 1, 0, -1};
//_____________________________________Templates_________________________________________//

template<class T1, class T2> inline void chmin(T1 &a, T2 b){if(a > b) a = b;}
template<class T1, class T2> inline void chmax(T1 &a, T2 b){if(a < b) a = b;}
template<class T> inline void swap(T &a,T &b){T c = a;a = b;b = c;}
template<class T> inline void pri(T a){cout << a << endl;}
template<class Z> using vec = vector<Z>;
//mainly use for dynamic prog
template<class T1, class T2>
void update(T1 &a, T2 b){
  a += b;
  if(a > Mod) a %= Mod;
}

inline void IN(void){
  return;
}

template <typename First, typename... Rest>
void IN(First& first, Rest&... rest){
  cin >> first;
  IN(rest...);
  return;
}

inline void OUT(void){
  cout << "\n";
  return;
}

template <typename First, typename... Rest>
void OUT(First first, Rest... rest){
  cout << first << " ";
  OUT(rest...);
  return;
}

bool pairsort(pll pl, pll pr){
  if(pl.first == pr.first)return pl.second > pr.second;
  return pl.first < pr.first;
}

int cntbit(ll a,int n,int j){int res = 0;For(i,j,n){if(a>>i & 1){res++;}}return res;}
vector<int> make_bit(int a){vector<int> res; lpi(32)if(a&(1<<i))res.pb(i);return res;}
bool stdbit(int a, int b){return a&(1 << b); }
int GCD(int a, int b){if(b > a)return GCD(b,a);if(a%b == 0)return b;else return GCD(b, a%b);}
int LCM(int a, int b){return a*b/GCD(a,b);}
int roundup(int a, int b){if(a % b == 0)return a/b;else return (a+b)/b;}
int rounddown(int a, int b){if(a%b == 0)return a/b;else {return (a-b)/b;}}


//_____________________　following sorce code_________________________//
const int max_n = 3 * (1e5) + 1;
const int max_m = 83 * (1e5) + 1;

int n,m,k;
int h,w;
vvi dp;
string S;
int a,b,c;
vi v;


int main () {
  cin.tie(0);
  ios::sync_with_stdio(false);
  IN(n);
  vi s(n), l(n), p(n);
  lpi(n)IN(s[i], l[i], p[i]);
  vi dp(394,-1);
  dp[0] = 0;
  For(i,1,394)
  {
    lpx(n)
    {
      For(a,s[x],l[x]+1)
      {
        if(a > i)continue;
        if(dp[i-a] == -1)continue;
        chmax(dp[i], dp[i-a] + p[x]);
      }
    }
    //dump(dp[i]);
  }
  IN(m);
  vi ans;
  lpx(m)
  {
    IN(a);
    if(dp[a] == -1)
    {
      cout << -1 << endl;
      return 0;
    }
    else ans.pb(dp[a]);
  }
  for(auto c : ans)
  {
    cout << c << endl;
  }
  
  //cout << ans << endl;
  //for(auto c : ans){cout << c << endl;}
  //cout << fixed << setprecision(15) << ans << endl;
  return 0;
}

C++: #include<iostream>
 
using namespace std;

#define MAX (393+1)

int main(){
 
	int n;
	int s,l,p;
	int m;
	int w;
	int dp[MAX];
	bool f;

	cin>>n;

	for(int i=0;i<MAX;i++){
		dp[i]=-1;
	}

	dp[0]=0;

	for(int i=0;i<n;i++){
		cin>>s>>l>>p;
		f=true;
		while(f){
			f=false;
			for(int j=s;j<=l;j++){
				for(int k=0;k<=MAX-j;k++){
					if(dp[k]>=0){
						if(dp[k+j]<dp[k]+p){
							dp[k+j]=dp[k]+p;
							f=true;
						}
					}
				}
			}
		}
	}

	cin>>m;
	for(int i=0;i<m;i++){
		cin>>w;
		cout<<dp[w]<<endl;
	}

	return 0;
}

C++: #include <bits/stdc++.h>
using namespace std;

int main() {
    int n, m, s, l, p;
    cin >> n;
    int dp[400];
    memset(dp, 0, sizeof(dp));
    for (int i = 0; i < n; ++i) {
        cin >> s >> l >> p;
        for (int j = 0; j <= 393; ++j) {
            for (int k = s; j - k >= 0 && k <= l; ++k) {
                dp[j] = max(dp[j], dp[j - k] + p);
            }
        }
    }
    cin >> m;
    int w, ans[m + 1];
    for (int i = 0; i < m; ++i) {
        cin >> w;
        if (dp[w] == 0) {
            cout << -1 << endl;
            return 0;
        }
        ans[i] = dp[w];
    }
    for (int i = 0; i < m; ++i) cout << ans[i] << endl;

    return 0;
}