oj.uz

Submission #211188

# Submission time Handle Problem Language Result Execution time Memory
211188 2020-03-19T11:41:54 Z DodgeBallMan Sterilizing Spray (JOI15_sterilizing) C++14
5 / 100
 5000 ms 5076 KB 
#include <bits/stdc++.h>

using namespace std;

const int N = 1e5 + 10;
int n, q;
long long seg[N<<2], k;

void update( int pos, long long val, int l = 1, int r = n, int idx = 1 ) {
    if( l > pos || r < pos ) return ;
    if( l == r ) return void( seg[idx] = val );
    int m = l + r >> 1;
    if( pos <= m ) update( pos, val, l, m, idx<<1 );
    else update( pos, val, m+1, r, idx<<1|1 );
    seg[idx] = seg[idx<<1] + seg[idx<<1|1];
}

void spray( int ll, int rr, int l = 1, int r = n, int idx = 1 ) {
    if( l > rr || r < ll ) return ;
    if( l == r ) return void( seg[idx] /= k );
    int m = l + r >> 1;
    spray( ll, rr, l, m, idx<<1 ), spray( ll, rr, m+1, r, idx<<1|1 );
    seg[idx] = seg[idx<<1] + seg[idx<<1|1];
}

long long query( int ll, int rr, int l = 1, int r = n, int idx = 1 ) {
    if( l > rr || r < ll ) return 0;
    if( l >= ll && r <= rr ) return seg[idx];
    int m = l + r >> 1;
    return query( ll, rr, l, m, idx<<1 ) + query( ll, rr, m+1, r, idx<<1|1 );
}

int main()
{
    scanf("%d %d %lld",&n,&q,&k);
    for( int i = 1 ; i <= n ; i++ ) {
        long long a;
        scanf("%lld",&a);
        update( i, a );
    }
    while( q-- ) {
        int t, a, b;
        scanf("%d %d %d",&t,&a,&b);
        if( t == 1 ) update( a, ( long long )b );
        else if( t == 2 ) spray( a, b );
        else printf("%lld\n",query( a, b ));
    }
    return 0;
}

Compilation message

sterilizing.cpp: In function 'void update(int, long long int, int, int, int)':
sterilizing.cpp:12:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int m = l + r >> 1;
             ~~^~~
sterilizing.cpp: In function 'void spray(int, int, int, int, int)':
sterilizing.cpp:21:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int m = l + r >> 1;
             ~~^~~
sterilizing.cpp: In function 'long long int query(int, int, int, int, int)':
sterilizing.cpp:29:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     int m = l + r >> 1;
             ~~^~~
sterilizing.cpp: In function 'int main()':
sterilizing.cpp:35:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d %d %lld",&n,&q,&k);
     ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
sterilizing.cpp:38:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%lld",&a);
         ~~~~~^~~~~~~~~~~
sterilizing.cpp:43:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d %d %d",&t,&a,&b);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 384 KB Output is correct
2 Correct 6 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 9 ms 384 KB Output is correct
5 Correct 13 ms 512 KB Output is correct
6 Correct 13 ms 512 KB Output is correct
7 Correct 7 ms 768 KB Output is correct
8 Correct 12 ms 512 KB Output is correct
9 Correct 14 ms 512 KB Output is correct
10 Correct 14 ms 512 KB Output is correct
11 Correct 13 ms 512 KB Output is correct
12 Correct 14 ms 512 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4943 ms 4120 KB Output is correct
2 Correct 3005 ms 3448 KB Output is correct
3 Correct 4979 ms 4860 KB Output is correct
4 Execution timed out 5059 ms 4788 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 214 ms 888 KB Output is correct
2 Correct 497 ms 1760 KB Output is correct
3 Correct 750 ms 2040 KB Output is correct
4 Correct 1575 ms 2296 KB Output is correct
5 Execution timed out 5071 ms 4480 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 2341 ms 3256 KB Output is correct
2 Correct 2812 ms 3516 KB Output is correct
3 Correct 1548 ms 2868 KB Output is correct
4 Correct 2292 ms 2880 KB Output is correct
5 Execution timed out 5072 ms 5076 KB Time limit exceeded
6 Halted 0 ms 0 KB -