Submission #124422

#	Time	Username	Problem	Language	Result	Execution time	Memory
124422		HassenAissa	Strange Device (APIO19_strange_device)	C++14	0 / 100	2255 ms	524292 KiB

strange_device

#include <bits/stdc++.h>
using namespace std;


int main()
{
    int n,a,b,t,l;
    scanf("%d%d%d",&n,&a,&b);
    set<pair<int,int> > res;
    for(int i=0;i<n;i++)
    {
        scanf("%d%d",&t,&l);
        for(int j=t;j<=l;j++)
        {
            res.insert(make_pair((int)(j+floor(j/b))%a,j%b));
        }
    }
    printf("%d",res.size());
}

Compilation message (stderr)

strange_device.cpp: In function 'int main()':
strange_device.cpp:18:27: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::set<std::pair<int, int> >::size_type {aka long unsigned int}' [-Wformat=]
     printf("%d",res.size());
                 ~~~~~~~~~~^
strange_device.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d%d",&n,&a,&b);
     ~~~~~^~~~~~~~~~~~~~~~~~~
strange_device.cpp:12:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&t,&l);
         ~~~~~^~~~~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30