이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
using namespace std;
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL);
#define deb(x) cout<<#x<<'='<<x<<'\n';
#define deb2(x,y) cout<<#x<<'='<<x<<", "<<#y<<'='<<y<<'\n';
#define all(x) (x).begin(), (x).end()
#define pii pair<int, int>
#define pb push_back
#define f first
#define s second
#define sz(x) (int)(x).size()
const long double PI = acos(-1);
const int mod = 1e9 + 7, inf = 1e16;
const int D = 1e7;
int dp[D + 1][2001];
int knapsack(vector<pii>& a, int n, int S) {
if (S == 0 or n == 0) return 0;
if (dp[n][S] != -1)
return dp[n][S];
int ans = knapsack(a, n - 1, S);
if (a[n - 1].f <= S)
ans = max(ans, knapsack(a, n - 1, S - a[n - 1].f) + a[n - 1].s);
return dp[n][S] = ans;
}
signed main() {
fastio
// freopen("../input1.txt", "r", stdin);
// freopen("../output1.txt", "w", stdout);
memset(dp, -1, sizeof(dp));
int S, n; cin >> S >> n;
vector<pii> a;
for (int i = 0; i < n; i++) {
int v, w, k; cin >> v >> w >> k;
int cur = 0;
while (cur + w <= S and k > 0) {
a.pb({w, v});
k--, cur += w;
}
}
n = sz(a);
cout << knapsack(a, n, S) << '\n';
return 0;
}
컴파일 시 표준 에러 (stderr) 메시지
knapsack.cpp:13:32: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+16' to '2147483647' [-Woverflow]
13 | const int mod = 1e9 + 7, inf = 1e16;
| ^~~~
/tmp/ccHBei4X.o: in function `main':
knapsack.cpp:(.text.startup+0x47): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
knapsack.cpp:(.text.startup+0x5c): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
knapsack.cpp:(.text.startup+0xc0): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cin' defined in .bss._ZSt3cin section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
knapsack.cpp:(.text.startup+0x17e): relocation truncated to fit: R_X86_64_PC32 against symbol `std::cout' defined in .bss._ZSt4cout section in /usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(globals_io.o)
/tmp/ccHBei4X.o: in function `_GLOBAL__sub_I_dp':
knapsack.cpp:(.text.startup+0x1eb): relocation truncated to fit: R_X86_64_PC32 against `.bss'
knapsack.cpp:(.text.startup+0x209): relocation truncated to fit: R_X86_64_PC32 against `.bss'
/usr/lib/gcc/x86_64-linux-gnu/10/libstdc++.a(vterminate.o): in function `__gnu_cxx::__verbose_terminate_handler()':
(.text._ZN9__gnu_cxx27__verbose_terminate_handlerEv+0x1e): relocation truncated to fit: R_X86_64_PC32 against `.bss._ZZN9__gnu_cxx27__verbose_terminate_handlerEvE11terminating'
(.text._ZN9__gnu_cxx27__verbose_terminate_handlerEv+0x2b): relocation truncated to fit: R_X86_64_PC32 against `.bss._ZZN9__gnu_cxx27__verbose_terminate_handlerEvE11terminating'
/usr/bin/ld: failed to convert GOTPCREL relocation; relink with --no-relax
collect2: error: ld returned 1 exit status