Go: package main

import (
	"bufio"
	"os"
	"strconv"
	"strings"
	"fmt"
)

func main() {
	scanner := bufio.NewScanner(os.Stdin)
	Case := 1
	for {
		scanner.Scan()
		W, _ := strconv.Atoi(scanner.Text())
		if W == 0 {
			break
		}
		scanner.Scan()
		n, _ := strconv.Atoi(scanner.Text())
		w := make([]int, n+1)
		v := make([]int, n+1)
		for i := 1; i <= n; i++ {
			scanner.Scan()
			info := strings.Split(scanner.Text(), ",")
			v[i], _ = strconv.Atoi(info[0])
			w[i], _ = strconv.Atoi(info[1])
		}
		// fmt.Println(v)
		// fmt.Println(w)
		dp := make([][]int, n+1)
		for i := range dp {
			dp[i] = make([]int, W+1)
		}
		maxV := -(1 << 21)
		minW := 1 << 21
		for i := 1; i <= n; i++ {
			for j := 1; j <= W; j++ {
				// fmt.Println(dp)
				if j-w[i] >= 0 {
					dp[i][j] = max(dp[i-1][j], dp[i-1][j-w[i]]+v[i])
					if maxV < dp[i][j] {
						maxV = dp[i][j]
						minW = j
					} else if maxV == dp[i][j] {
						minW = min(minW, j)
					}
				} else {
					dp[i][j] = dp[i-1][j]
				}
			}
		}
		fmt.Printf("Case %d:\n", Case)
		Case += 1
		fmt.Println(maxV)
		fmt.Println(minW)
	}
}
func max(x, y int) int {
	if x < y {
		return y
	}
	return x
}
func min(x, y int) int {
	if x < y {
		return x
	}
	return y
}

C++: #include <bits/stdc++.h>
#define loop(i, a, n) for (int i = (a); i < (n); i++)
#define rep(i, n) loop(i, 0, n)
constexpr int INF = 1000000000;
template<typename A, typename B> bool cmin(A &a, const B &b) { return a > b ? (a = b, true) : false; }
using namespace std;

using Weight = int;
struct Edge {
  int src, dst;
  Weight weight;
  Edge(const int s = 0, const int d = 0, const Weight w = 0) : src(s), dst(d), weight(w) {}
};

using Edges = std::vector<Edge>;

class Graph {
  std::vector<Edges> g;

public:
  Graph(const int size = 0) : g(size) {}
  size_t size() const { return g.size(); }
  const Edges &operator[](const int i) const { return g[i]; }
  void addArc(const int src, const int dst, const Weight w = 1) { g[src].emplace_back(src, dst, w); }
  void addEdge(const int node1, const int node2, const Weight w = 1) {
    addArc(node1, node2, w);
    addArc(node2, node1, w);
  }
};

vector<Weight> dijkstra(const Graph &g, const int src) {
  using state = pair<Weight, int>;
  priority_queue<state, vector<state>, greater<state>> q;
  vector<Weight> dist(g.size(), INF);
  dist[src] = 0;
  q.emplace(0, src);
  while (q.size()) {
    Weight d;
    int v;
    tie(d, v) = q.top();
    q.pop();
    if (dist[v] < d) continue;
    for (auto &e : g[v]) {
      if (cmin(dist[e.dst], dist[v] + e.weight)) q.emplace(dist[e.dst], e.dst);
    }
  }
  return dist;
}

int main() {
  int caseIndex = 0;
  int W;
  while (cin >> W, W) {
    cout << "Case " << ++caseIndex << ':' << endl;
    int N;
    cin >> N;
    Graph g((N + 1) * (W + 1));
    rep(i, W) g.addArc(i, i + 1, 0);
    rep(i, N) {
      int v, w;
      char gomi;
      cin >> v >> gomi >> w;
      rep(j, W + 1) {
        g.addArc(i * (W + 1) + j, (i + 1) * (W + 1) + j, 0);
        if (j + w <= W) g.addArc(i * (W + 1) + j, (i + 1) * (W + 1) + j + w, -v);
      }
    }
    vector<Weight> dist = dijkstra(g, 0);
    if (N * W >= 1e5) exit(0);
    int maxi = dist.back();
    cout << -maxi << endl;
    rep(i, W + 1) if (maxi == dist[N * (W + 1) + i]) {
      cout << i << endl;
      break;
    }
  }
}

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

typedef long long int ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<pair<int, int> > vii;
#define rrep(i, m, n) for(int (i)=(m); (i)<(n);  (i)++)
#define erep(i, m, n) for(int (i)=(m); (i)<=(n); (i)++)
#define  rep(i, n)    for(int (i)=0; (i)<(n);  (i)++)
#define  rev(i, n)    for(int (i)=(n)-1; (i)>=0; (i)--)
#define vrep(i, c)    for(__typeof((c).begin())i=(c).begin(); i!=(c).end(); i++)
#define  ALL(v)       (v).begin(), (v).end()
#define mp            make_pair
#define pb            push_back
template<class T, class S> inline bool minup(T& m, S x){ return m>(T)x ? (m=(T)x, true) : false; }
template<class T, class S> inline bool maxup(T& m, S x){ return m<(T)x ? (m=(T)x, true) : false; }

#define INF 1000000000
#define MOD 1000000007
#define EPS 1E-12

const int MAX_N = 1000;
const int MAX_W = 10000;
ll dp[MAX_N+1][MAX_W+1];
ll res[MAX_N+1][MAX_W+1];
ll v[MAX_N];
ll w[MAX_N];
int W, N;
int c;
int cnt;

int main()
{
  while((cin >> W) && W){
    cin >> N;
    rep(i, N) scanf("%lld,%lld", &v[i], &w[i]);

    rep(i, N) erep(j, 0, W) dp[i][j] = res[i][j] = 0LL;
    rev(i, N) erep(j, 0, W){
      if(j < w[i]) dp[i][j] = dp[i+1][j];
      else dp[i][j] = max(dp[i+1][j], dp[i+1][j-w[i]]+v[i]);
    }

    cout << "Case " << ++cnt << ":" << endl;
    cout << dp[0][W] << endl;
    rev(i, W) if(dp[0][i+1] > dp[0][i]){
      cout << i+1 << endl;
      break;
    }
  }

  return 0;
}

C++: #include <set>
#include <map>
#include <list>
#include <queue>
#include <stack>
#include <cmath>
#include <ctype.h>
#include <ctime>
#include <cstdio>
#include <vector>
#include <string>
#include <bitset>
#include <cctype>
#include <cstdlib>
#include <cstring>
#include <utility>
#include <numeric>
#include <complex>
#include <sstream>
#include <fstream>
#include <iomanip>
#include <cassert>
#include <iostream>
#include <iterator>
#include <algorithm>

using namespace std;

#define REP(i, x, n) for(int i = x; i < n; i++)
#define rep(i, n) REP(i, 0, n)
#define lengthof(x) (sizeof(x) / sizeof(*(x)))
#define FILL(ptr, value) FILL_((ptr), sizeof(ptr)/sizeof(value), (value))
template <typename T>
void FILL_(void * ptr, size_t size, T value){
  std::fill((T*)ptr, (T*)ptr+size, value);
}
//4方向ベクトル→↑←↓
int dx[] ={1,0,-1,0};
int dy[] ={0,-1,0,1};
int W;//風呂敷の容量
int N;//お宝の数
int dp[1010][1010];//dp[i][j]品物i番目までで重さがj以下の最大の価値
int dpW[1010][1010];
int Wt[1010];
int Vt[1010];
int ansW;
int main()
{
  int k = 1;
  while(cin>>W,W){
    cin >>N;
    for(int i = 1;i <=N;i++){
      int w,v;
      scanf("%d,%d",&v,&w);
      Vt[i] = v;
      Wt[i] = w;
    }
    for(int i = 0;i <=N;i++){
      for(int j = 0;j <=W;j++){
	dp[i][j] = 0;
      }
    }
    for(int i = 1;i <= N;i++){
      for(int j = 1;j <= W;j++){
	if(j-Wt[i]>=0){
	  if(dp[i][j] <dp[i-1][j-Wt[i]]+Vt[i]){
	    dp[i][j] =dp[i-1][j-Wt[i]]+Vt[i];
	  }else{
	    dp[i][j] =dp[i-1][j];
	  }
	}else{
	  dp[i][j] =dp[i-1][j];
	}
      }
  }
    ansW = 1;
    for(int j = 1;j <=W;j++){
      if(dp[N][ansW] <dp[N][j]){
	ansW =j;
      }
    }
    printf("Case %d:\n",k);
    k++;
    cout <<dp[N][W]<<endl;
    cout <<ansW<<endl;
  }
  return 0;
}