Problem p03163 (C++)

Buggy submission (status: Runtime Error):
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define in(a)                                                                  \
  ll a;                                                                        \
  cin >> a;
#define in2(a, b)                                                              \
  ll a, b;                                                                     \
  cin >> a >> b;
#define in3(a, b, c)                                                           \
  ll a, b, c;                                                                  \
  cin >> a >> b >> c;
#define in4(a, b, c, d)                                                        \
  ll a, b, c, d;                                                               \
  cin >> a >> b >> c >> d;
#define in5(a, b, c, d, e)                                                     \
  ll a, b, c, d, e;                                                            \
  cin >> a >> b >> c >> d >> e;
#define lelo(b)                                                                \
  for (auto &i : b)                                                            \
    cin >> i;
#define ff first
#define ss second
#define call(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define show(x)                                                                \
  for (auto t : x)                                                             \
    cout << t << " ";
#define pb push_back
#define bhar(s, v) memset(s, v, sizeof(s))
#define endl "\n"
#define ce(x) cout << x << "\n";
#define nl cout << endl;
#define jaldi                                                                  \
  ios_base::sync_with_stdio(false);                                            \
  cin.tie(NULL);
#define dekh_lo ce("dekh_lo");
#define sz(x) (ll) x.size()
#define re return

void __print(int x) { cerr << x; }
void __print(long x) { cerr << x; }
void __print(long long x) { cerr << x; }
void __print(unsigned x) { cerr << x; }
void __print(unsigned long x) { cerr << x; }
void __print(unsigned long long x) { cerr << x; }
void __print(float x) { cerr << x; }
void __print(double x) { cerr << x; }
void __print(long double x) { cerr << x; }
void __print(char x) { cerr << '\'' << x << '\''; }
void __print(const char *x) { cerr << '\"' << x << '\"'; }
void __print(const string &x) { cerr << '\"' << x << '\"'; }
void __print(bool x) { cerr << (x ? "true" : "false"); }

template <typename T, typename V> void __print(const pair<T, V> &x) {
  cerr << '{';
  __print(x.first);
  cerr << ',';
  __print(x.second);
  cerr << '}';
}
template <typename T> void __print(const T &x) {
  int f = 0;
  cerr << '{';
  for (auto &i : x)
    cerr << (f++ ? "," : ""), __print(i);
  cerr << "}";
}
void _print() { cerr << "]\n"; }
template <typename T, typename... V> void _print(T t, V... v) {
  __print(t);
  if (sizeof...(v))
    cerr << ", ";
  _print(v...);
}
#ifndef ONLINE_JUDGE
#define debug(x...)                                                            \
  cerr << "[" << #x << "] = [";                                                \
  _print(x)
#else
#define debug(x...)
#endif

typedef pair<ll, ll> pii;
typedef vector<pii> vii;
typedef vector<ll> vi;

const ll mod = 1e9 + 7;
const ll N = 200;
ll i, j;

/*


*/
ll dp[N];
void solve() {
  in2(n, W);
  for (ll item = 1; item <= n; item++) {
    in2(w, v);
    for (i = W; i >= w; i--) {
      dp[i] = max(dp[i - w] + v, dp[i]);
    }
  }
  ll best = 0;
  for (i = 0; i <= W; i++) {
    best = max(best, dp[i]);
  }
  ce(best);
}

int32_t main() {
  // jaldi
  ll t;
  // cin>>t;
  t = 1;
  while (t--) {
    solve();
  }
}

/*


*/


Fixed submission:
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define in(a)                                                                  \
  ll a;                                                                        \
  cin >> a;
#define in2(a, b)                                                              \
  ll a, b;                                                                     \
  cin >> a >> b;
#define in3(a, b, c)                                                           \
  ll a, b, c;                                                                  \
  cin >> a >> b >> c;
#define in4(a, b, c, d)                                                        \
  ll a, b, c, d;                                                               \
  cin >> a >> b >> c >> d;
#define in5(a, b, c, d, e)                                                     \
  ll a, b, c, d, e;                                                            \
  cin >> a >> b >> c >> d >> e;
#define lelo(b)                                                                \
  for (auto &i : b)                                                            \
    cin >> i;
#define ff first
#define ss second
#define call(v) v.begin(), v.end()
#define rall(v) v.rbegin(), v.rend()
#define show(x)                                                                \
  for (auto t : x)                                                             \
    cout << t << " ";
#define pb push_back
#define bhar(s, v) memset(s, v, sizeof(s))
#define endl "\n"
#define ce(x) cout << x << "\n";
#define nl cout << endl;
#define jaldi                                                                  \
  ios_base::sync_with_stdio(false);                                            \
  cin.tie(NULL);
#define dekh_lo ce("dekh_lo");
#define sz(x) (ll) x.size()
#define re return

void __print(int x) { cerr << x; }
void __print(long x) { cerr << x; }
void __print(long long x) { cerr << x; }
void __print(unsigned x) { cerr << x; }
void __print(unsigned long x) { cerr << x; }
void __print(unsigned long long x) { cerr << x; }
void __print(float x) { cerr << x; }
void __print(double x) { cerr << x; }
void __print(long double x) { cerr << x; }
void __print(char x) { cerr << '\'' << x << '\''; }
void __print(const char *x) { cerr << '\"' << x << '\"'; }
void __print(const string &x) { cerr << '\"' << x << '\"'; }
void __print(bool x) { cerr << (x ? "true" : "false"); }

template <typename T, typename V> void __print(const pair<T, V> &x) {
  cerr << '{';
  __print(x.first);
  cerr << ',';
  __print(x.second);
  cerr << '}';
}
template <typename T> void __print(const T &x) {
  int f = 0;
  cerr << '{';
  for (auto &i : x)
    cerr << (f++ ? "," : ""), __print(i);
  cerr << "}";
}
void _print() { cerr << "]\n"; }
template <typename T, typename... V> void _print(T t, V... v) {
  __print(t);
  if (sizeof...(v))
    cerr << ", ";
  _print(v...);
}
#ifndef ONLINE_JUDGE
#define debug(x...)                                                            \
  cerr << "[" << #x << "] = [";                                                \
  _print(x)
#else
#define debug(x...)
#endif

typedef pair<ll, ll> pii;
typedef vector<pii> vii;
typedef vector<ll> vi;

const ll mod = 1e9 + 7;
const ll N = 1e5 + 5;
ll i, j;

/*


*/
ll dp[N];
void solve() {
  in2(n, W);
  for (ll item = 1; item <= n; item++) {
    in2(w, v);
    for (i = W; i >= w; i--) {
      dp[i] = max(dp[i - w] + v, dp[i]);
    }
  }
  ll best = 0;
  for (i = 0; i <= W; i++) {
    best = max(best, dp[i]);
  }
  ce(best);
}

int32_t main() {
  // jaldi
  ll t;
  // cin>>t;
  t = 1;
  while (t--) {
    solve();
  }
}

/*


*/