Submission #638698

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
638698	2022-09-07 02:26:02	ggoh	Wall (IOI14_wall)	C++14	Compilation error	0 ms	0 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

wall

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#include<bits/stdc++.h>
using namespace std;
typedef long long lint;
int n,m,op,x,y,z,B=1;
int h[1<<22],d[1<<22],u[1<<22];
void pushhard(int num)
{
    h[num*2]=h[num*2+1]=h[num];
    u[num*2]=u[num*2+1]=u[num];
    d[num*2]=d[num*2+1]=d[num];
}
void pushsoft(int num)
{
    int t=num*2;
    if(h[t]==0)
    {
      h[t]=3;u[t]=u[num];d[t]=d[num];
    }
    else if(h[t]==1)
    {
      u[t]=max(u[t],u[num]);
      if(u[t]>d[num]){
        h[t]=2;d[t]=d[num];
      }
    }
    else if(h[t]==2)
    {
      d[t]=min(d[t],d[num]);
      if(d[t]<u[num]){
        h[t]=1;u[t]=u[num];
 
 
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Compilation message (stderr)

wall.cpp: In function 'int main()':
wall.cpp:147:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  147 |     scanf("%d%d",&n,&m);
      |     ~~~~~^~~~~~~~~~~~~~
wall.cpp:153:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  153 |         scanf("%d%d%d%d",&op,&x,&y,&z);
      |         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/ld: /tmp/ccXKDWn3.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cceSrXf7.o:wall.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccXKDWn3.o: in function `main':
grader.cpp:(.text.startup+0x133): undefined reference to `buildWall(int, int, int*, int*, int*, int*, int*)'
collect2: error: ld returned 1 exit status