제출 #1098653

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1098653		vjudge1	벽 (IOI14_wall)	C++17	컴파일 에러	0 ms	0 KiB

wall

void buildWall(int n, int k, int op[], int left[], int right[],int height[], int finalHeight[]){
  long long int dp[n+5];
  memset(dp,0,sizeof(dp));
  for(int i=0;i<k;i++){
    left[i]--,right[i]--;
    if(op[i]==1){
      dp[left[i]]+=1LL*height[i],dp[right[i]+1]-=1LL*height[i];
    }else{
      dp[left[i]]-=1LL*height[i],dp[right[i]+1]+=1LL*height[i];
    }
  }long long int cur = 0;
  for(int i=0;i<n;i++){
    cur+=dp[i];
    finalHeight[i]=cur;
  }return;
}

컴파일 시 표준 에러 (stderr) 메시지

wall.cpp: In function 'void buildWall(int, int, int*, int*, int*, int*, int*)':
wall.cpp:3:3: error: 'memset' was not declared in this scope
    3 |   memset(dp,0,sizeof(dp));
      |   ^~~~~~
wall.cpp:1:1: note: 'memset' is defined in header '<cstring>'; did you forget to '#include <cstring>'?
  +++ |+#include <cstring>
    1 | void buildWall(int n, int k, int op[], int left[], int right[],int height[], int finalHeight[]){