提出 #60527756

---

ソースコード 拡げる

/**
 *    author:  [itmo] enot110
 *    created: 2024-12-07 12:40:39
**/
#include <bits/stdc++.h>

#define F first
#define S second
#define pb push_back
#define forn(i, n) for(int i = 0 ; (i) < (n) ; ++i)
#define eprintf(...) fprintf(stderr, __VA_ARGS__),fflush(stderr)
#define sz(a) ((int)(a).size())
#define all(a) (a).begin(),a.end()
#define pw(x) (1LL<<(x))

using namespace std;

typedef long long ll;
typedef double dbl;
typedef vector<int> vi;
typedef pair<int, int> pi;

const int inf = 1.01e9;
const dbl eps = 1e-9;

/* --- main part --- */


const int N = 510;
const int M = 50010;

ll d[2][M];

vector<pi> v[N];

int main()
{
    #ifdef home
        assert(freopen("in", "r", stdin));
        // assert(freopen("out", "w", stdout));
    #endif

    int n, m, k;
    scanf("%d%d%d", &n, &m, &k);
    forn(i, n)
    {
        int p, u, c;
        scanf("%d%d%d", &p, &u, &c);
        --c;
        v[c].pb({p, u});
    }

    forn(ii, n)
    {
        for (auto t : v[ii])
        {
            int p = t.F;
            int u = t.S;
            for (int i = m - p; i >= 0; i--)
            {
                d[1][i + p] = max(d[1][i + p], d[0][i] + u + k);
                d[1][i + p] = max(d[1][i + p], d[1][i] + u);
            }
        }
        /*eprintf("added color %d\n", ii);
        forn(i, m + 1) eprintf("%lld%c", d[0][i], " \n"[i == m]);
        forn(i, m + 1) eprintf("%lld%c", d[1][i], " \n"[i == m]);
        */
        forn(i, m + 1)
        {
            d[0][i] = max(d[0][i], d[1][i]);
            d[1][i] = 0;
        }
    }

    printf("%lld\n", d[0][m]);



    #ifdef home
        eprintf("time = %d ms\n", (int)(clock() * 1000. / CLOCKS_PER_SEC));
    #endif
    return 0;
}

提出情報

コンパイルエラー

Main.cpp: In function ‘int main()’:
Main.cpp:44:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   44 |     scanf("%d%d%d", &n, &m, &k);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~
Main.cpp:48:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
   48 |         scanf("%d%d%d", &p, &u, &c);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~

ジャッジ結果