Submission #44635

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
446352018-04-04 05:17:04RayaBurong25_1Editor (BOI15_edi)C++17
15 / 100
152 ms40216 KiB
#include <stdio.h>
#include <map>
int Val[300005];
std::map<int, int> Last[300005];
int main()
{
int N;
scanf("%d", &N);
int i, x;
std::map<int, int>::iterator it;
for (i = 1; i <= N; i++)
{
scanf("%d", &x);
if (x > 0)
{
Val[i] = x;
Last[i][0] = i - 1;
printf("%d\n", Val[i]);
}
else
{
it = Last[i - 1].upper_bound(x);
Val[i] = Val[it->second];
Last[i] = Last[it->second];
Last[i][x] = i - 1;
printf("%d\n", Val[i]);
}
}
}
 
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Compilation message (stderr)

edi.cpp: In function 'int main()':
edi.cpp:8:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &N);
     ~~~~~^~~~~~~~~~
edi.cpp:13:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &x);
         ~~~~~^~~~~~~~~~
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