Submission #306251

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
306251	2020-09-25 03:33:19	colazcy	Deda (COCI17_deda)	C++17	140 / 140	157 ms	6904 KiB

deda

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#include <cstdio>
#include <algorithm>
using namespace std;
const int maxn = 2e5 + 100;
int n,q;
char com[4];
namespace st{
  #define ls (rt << 1)
  #define rs (rt << 1 | 1)
  int mi[maxn << 2];
  inline void pushup(int rt){
    mi[rt] = min(mi[ls],mi[rs]);
  }
  inline void build(int a = 1,int b = n,int rt = 1){
    if(a == b){
      mi[rt] = 0x7fffffff;
      return;
    }
    int mid = (a + b) >> 1;
    build(a,mid,ls);
    build(mid + 1,b,rs);
    pushup(rt);
  }
  inline void modify(int pos,int v,int l = 1,int r = n,int rt = 1){
    if(l == r){
      mi[rt] = v;
      return;
    }
    int mid = (l + r) >> 1;
    if(pos <= mid)modify(pos,v,l,mid,ls);
 
 
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Compilation message (stderr)

deda.cpp: In function 'int main()':
deda.cpp:54:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   54 |  scanf("%d %d",&n,&q);
      |  ~~~~~^~~~~~~~~~~~~~~
deda.cpp:57:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   57 |   scanf("%s",com);
      |   ~~~~~^~~~~~~~~~
deda.cpp:60:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   60 |    scanf("%d %d",&x,&y);
      |    ~~~~~^~~~~~~~~~~~~~~
deda.cpp:63:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   63 |    scanf("%d %d",&x,&y);
      |    ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 140 / 140