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Cod sursa(job #90376)
// O( N )
#include <cstdio>
#define MN (1<<20)
int N, col[MN], next[MN], op[MN][3], repos[MN];
int find( int x )
{
if( repos[x] == x )
return x;
return repos[x] = find( repos[x] );
}
void doit( int A, int B, int C )
{
int last = -1;
for( int i = A; i <= B; i++ )
{
if( !col[i] )
{
if( last == -1 )
last = i;
repos[i] = find(last);
col[i] = C;
}
else
{
if( last != -1 )
{
if( last > 0 && col[ last - 1 ] )
repos[last] = find( last - 1 );
next[ find(last) ] = i - 1;
last = -1;
}
while( repos[i] != i )
i = repos[i];
i = next[i];
}
}
if( last != -1 )
{
if( last > 0 && col[ last - 1 ] )
repos[last] = find( last - 1 );
next[ find(last) ] = B;
last = -1;
}
}
int main()
{
freopen("curcubeu.in", "r", stdin);
freopen("curcubeu.out", "w", stdout);
int A, B, C;
scanf("%d %d %d %d", &N, &A, &B, &C);
for( int i = 0; i < N - 1; i++ )
next[i] = i, repos[i] = i;
for( int i = 2 ; i <= N; i++ )
{
if( A > B ){ int aux = A; A = B; B = aux; }
op[i-1][0] = A - 1, op[i-1][1] = B - 1, op[i-1][2] = C;
A = ( (long long)(A) * i ) % N,
B = ( (long long)(B) * i ) % N,
C = ( (long long)(C) * i ) % N;
}
for( int i = N - 1; i >= 1; --i )
doit( op[i][0], op[i][1], op[i][2] );
for( int i = 0; i < N - 1; i++ )
printf("%d\n", col[i]);
return 0;
}