Submission #2136663
Source Code Expand
#include <bits/stdc++.h> using namespace std; #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define rep(i,n) FOR(i,0,n) #define pb push_back #define mp make_pair typedef long long ll; typedef pair<int,int> pint; int a[51]; int main(){ int n,k; cin>>n>>k; rep(i,n) cin>>a[i]; sort(a,a+n,greater<int>()); int cnt=0,sum=0; rep(i,n){ sum+=a[i];++cnt; if(sum>=k){ cout<<cnt<<endl; return 0; } } cout<<-1<<endl; return 0; }
Submission Info
Submission Time | |
---|---|
Task | A - Credits |
User | ts_ |
Language | C++14 (GCC 5.4.1) |
Score | 100 |
Code Size | 527 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | All | ||
---|---|---|---|
Score / Max Score | 100 / 100 | ||
Status |
|
Set Name | Test Cases |
---|---|
All | corner_10, corner_11, corner_12, corner_13, max_14, random_00, random_01, random_02, random_03, random_04, random_05, random_06, random_07, random_08, random_09, sample_00, sample_01, sample_02 |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
corner_10 | AC | 1 ms | 256 KB |
corner_11 | AC | 1 ms | 256 KB |
corner_12 | AC | 1 ms | 256 KB |
corner_13 | AC | 1 ms | 256 KB |
max_14 | AC | 1 ms | 256 KB |
random_00 | AC | 1 ms | 256 KB |
random_01 | AC | 1 ms | 256 KB |
random_02 | AC | 1 ms | 256 KB |
random_03 | AC | 1 ms | 256 KB |
random_04 | AC | 1 ms | 256 KB |
random_05 | AC | 1 ms | 256 KB |
random_06 | AC | 1 ms | 256 KB |
random_07 | AC | 1 ms | 256 KB |
random_08 | AC | 1 ms | 256 KB |
random_09 | AC | 1 ms | 256 KB |
sample_00 | AC | 1 ms | 256 KB |
sample_01 | AC | 1 ms | 256 KB |
sample_02 | AC | 1 ms | 256 KB |