Submission #403464

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
403464	2021-05-13 07:59:51	tqbfjotld	조개 줍기 (KOI17_shell)	C++14	0 / 100	719 ms	317992 KiB

shell

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#include <bits/stdc++.h>
using namespace std;
#define int long long
set<int> ups[1505];
int fenwick[1505][1505];
void upd(int pos, int val, int num){
    while (pos<1505){
        fenwick[pos][num]+=val;
        pos+=pos&-pos;
    }
}
int qu(int pos, int num){
    int ans = 0;
    while (pos>0){
        ans += fenwick[pos][num];
        pos-=pos&-pos;
    }
    return ans;
}
int initarr[1505][1505];
int v2[1505][1505];
int n;
int curans = 0;
vector<pair<int,int> > to_up;
vector<pair<int,int> > to_left;
void incr(int x, int y){
 
 
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Compilation message (stderr)

shell.cpp:108:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  108 | main(){
      | ^~~~
shell.cpp: In function 'int main()':
shell.cpp:109:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  109 |     scanf("%lld",&n);
      |     ~~~~~^~~~~~~~~~~
shell.cpp:112:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  112 |             scanf("%lld",&initarr[x][y]);
      |             ~~~~~^~~~~~~~~~~~~~~~~~~~~~~
shell.cpp:143:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  143 |         scanf(" %c",&c);
      |         ~~~~~^~~~~~~~~~
shell.cpp:144:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  144 |         scanf("%lld%lld",&a,&b);
      |         ~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 12
• Subtask 2: 0 / 34
• Subtask 3: 0 / 54