제출 #444652

#제출 시각아이디문제언어결과실행 시간메모리
444652HanksburgerDetecting Molecules (IOI16_molecules)C++17
컴파일 에러
0 ms0 KiB
#include <bits/stdc++.h> using namespace std; pair<long long, long long> a[200000]; int[] find_subset(int l, int u, int[] w) { long long n=sizeof(w)/sizeof(w[0]), r=u, index=0, sum=0; for (long long i=0; i<n; i++) { a[i].first=w[i]; a[i].second=i; } sort(a, a+n); for (long long i=0; i<n; i++) { while (1) { if (l<=sum && sum<=r) { int ans[index-i]; for (long long j=i; j<index; j++) ans[j-i]=a[j].second; return ans; } if (index<n && sum<=r) { sum+=a[index].first; index++; } else break; } sum-=a[i].first; } int ans[0]; return ans; }

컴파일 시 표준 에러 (stderr) 메시지

molecules.cpp:4:4: error: structured binding declaration cannot have type 'int'
    4 | int[] find_subset(int l, int u, int[] w)
      |    ^~
molecules.cpp:4:4: note: type must be cv-qualified 'auto' or reference to cv-qualified 'auto'
molecules.cpp:4:4: error: empty structured binding declaration
molecules.cpp:4:7: error: expected initializer before 'find_subset'
    4 | int[] find_subset(int l, int u, int[] w)
      |       ^~~~~~~~~~~