Submission #980624

#	Time	Username	Problem	Language	Result	Execution time	Memory
980624		Nexus	Permutation (APIO22_perm)	C++17	Compilation error	0 ms	0 KiB

perm

#include <bits/stdc++.h>
#define ll long long
 
using namespace std;
 
const ll N=1e6+9,M=2e18+9,mod=1e9+7;
 
ll a[66],q,k,x,y,z;
vector<int>v;
 
ll Po(ll X,ll Y)
{
	if(!Y)return 1;
	if(Y&1)return X*Po(X,Y-1);
	ll ret=Po(X,Y/1);
	return ret*ret;
}
 
ll lo(ll k)
{
	ll g=0;
	while(k>1)k/=2,++g;
	return g;
}
 
vector<int>construct_permutation(ll k)
{
    x=lo(k);
    v.clear();
    y=x-1;
    k-=Po(2,x);
    for(ll i=62;i>=0;--i)
    {
        if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
    }
    for(ll i=0;i<x;++i)
    {
        if(a[i])v.push_back(y),--y;
        v.push_back(i);
    }
    return v;
}

Compilation message (stderr)

perm.cpp:31:2: error: extended character   is not valid in an identifier
   31 |     k-=Po(2,x);
      |  ^
perm.cpp:31:5: error: extended character   is not valid in an identifier
   31 |     k-=Po(2,x);
      |    ^
perm.cpp:34:2: error: extended character   is not valid in an identifier
   34 |         if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
      |  ^
perm.cpp:34:5: error: extended character   is not valid in an identifier
   34 |         if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
      |    ^
perm.cpp:34:8: error: extended character   is not valid in an identifier
   34 |         if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
      |      ^
perm.cpp:34:11: error: extended character   is not valid in an identifier
   34 |         if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
      |        ^
perm.cpp: In function 'std::vector<int> construct_permutation(long long int)':
perm.cpp:31:2: error: '\U000000a0' was not declared in this scope
   31 |     k-=Po(2,x);
      |  ^
perm.cpp:34:4: error: expected ';' before '\U000000a0'
   34 |         if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
      |   ^~
      |   ;
perm.cpp:34:49: error: 'else' without a previous 'if'
   34 |         if(k>=Po(2,i))k-=Po(2,i),a[i]=1,++y;else a[i]=0;
      |                                             ^~~~