Submission #299000

#	Time	Username	Problem	Language	Result	Execution time	Memory
299000		EJOI2019Andrew	Memory (IOI10_memory)	C++14	Compilation error	0 ms	0 KiB

memory

#include "grader.h"
#include "memory.h"

void play() {
   map<char,int>pos,vis;
   for(int i=1; i<=50; ++i)
   {
    char a=faceup(i);
    if(vis[a]==1)
    faceup(pos[a]);
    vis[a]=1;
    pos[a]=i;
   }
}

Compilation message (stderr)

memory.cpp: In function 'void play()':
memory.cpp:5:4: error: 'map' was not declared in this scope
    5 |    map<char,int>pos,vis;
      |    ^~~
memory.cpp:5:8: error: expected primary-expression before 'char'
    5 |    map<char,int>pos,vis;
      |        ^~~~
memory.cpp:9:8: error: 'vis' was not declared in this scope
    9 |     if(vis[a]==1)
      |        ^~~
memory.cpp:10:12: error: 'pos' was not declared in this scope
   10 |     faceup(pos[a]);
      |            ^~~
memory.cpp:11:5: error: 'vis' was not declared in this scope
   11 |     vis[a]=1;
      |     ^~~
memory.cpp:12:5: error: 'pos' was not declared in this scope
   12 |     pos[a]=i;
      |     ^~~