Submission #386460

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
386460	2021-04-06 15:33:47	cpp219	K blocks (IZhO14_blocks)	C++14	100 / 100	264 ms	41476 KiB

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#pragma GCC optimization "Ofast"
#pragma GCC optimization "unroll-loop"
#pragma GCC target ("avx2")
#include <bits/stdc++.h>
#define ll int
#define ld long double
#define fs first
#define sc second
using namespace std;
const ll N = 1e5 + 6;
const ll Log2 = 19;
const ll inf = 1e16 + 7;
typedef pair<ll,ll> LL;
ll n,k,a[N],dp[N][101],mn[N],MaxSeg[N],L[N];
int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);
    #define task "tst"
    if (fopen(task".inp", "r")){
        freopen(task".inp", "r", stdin);
        //freopen(task".out", "w", stdout);
    }
    cin>>n>>k;
    for (ll i = 1;i <= n;i++) cin>>a[i];
    for (ll i = 0;i <= n;i++)
        for (ll j = 0;j <= k;j++) dp[i][j] = inf;
    ll curmax = 0;
 
 
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Compilation message (stderr)

blocks.cpp:1: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    1 | #pragma GCC optimization "Ofast"
      | 
blocks.cpp:2: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
    2 | #pragma GCC optimization "unroll-loop"
      | 
blocks.cpp:13:21: warning: overflow in conversion from 'double' to 'int' changes value from '1.0000000000000008e+16' to '2147483647' [-Woverflow]
   13 | const ll inf = 1e16 + 7;
      |                ~~~~~^~~
blocks.cpp: In function 'int main()':
blocks.cpp:23:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   23 |         freopen(task".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 18 / 18
• Subtask 3: 21 / 21
• Subtask 4: 47 / 47