Submission #1267001

#TimeUsernameProblemLanguageResultExecution timeMemory
1267001ilovewaguriMemory (IOI10_memory)C++20
Compilation error
0 ms0 KiB
#include "grader.h" #include "memory.h" using namespace std; #define NAME "" #define nl '\n' #define allofa(x,sz) x,x+sz+1 #define allof(x) x.begin(),x.end() #define allof1(x) x.begin()+1,x.end() #define mset(x,val) memset(x,val,sizeof(x)) #define couf(x) cout << fixed << setprecision(x) template<class T> T Abs(T &x) {return (x>=0 ? x : -x);}; template<class X,class Y> bool minimize(X &a, Y b){if(a>b) {a=b;return true;}return false;}; template<class X,class Y> bool maximize(X &a, Y b){if(a<b) {a=b;return true;}return false;}; typedef long long ll; const ll mod = (long long)1e9+7; const ll LINF = (long long)1e15; const int INF = (int)1e9; int firstPos[25],secondPos[25]; void play() { mset(firstPos,-1); mset(secondPos,-1); for (int i = 1; i<=50; i++) { char firstCh = faceup(i); char secondCh = faceup(i+1); if(firstPos[firstCh-'A']==-1) { firstPos[firstCh]=i; } else secondPos[firstCh-'A']=i; if(firstPos[secondCh-'A']==-1) { firstPos[secondCh]=i+1; } else secondPos[secondCh-'A']=i+1; } for (int i = 0; i<=25; i++) { faceup(firstPos[i]); faceup(secondPos[i]); } }

Compilation message (stderr)

memory.cpp: In function 'void play()':
memory.cpp:9:21: error: 'memset' was not declared in this scope
    9 | #define mset(x,val) memset(x,val,sizeof(x))
      |                     ^~~~~~
memory.cpp:21:5: note: in expansion of macro 'mset'
   21 |     mset(firstPos,-1);
      |     ^~~~
memory.cpp:3:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
    2 | #include "memory.h"
  +++ |+#include <cstring>
    3 | using namespace std;