제출 #1017482

#제출 시각아이디문제언어결과실행 시간메모리
1017482amirhoseinfar1385선물상자 (IOI15_boxes)C++17
100 / 100
440 ms293776 KiB
#include "boxes.h" #include<bits/stdc++.h> using namespace std; const int maxn=10000000+10; long long ps[maxn],suf[maxn],n,k,res,l; long long delivery(int N, int K, int L, int p[]) { n=N; k=K; l=L; for(int i=0;i<n;i++){ long long ghabl=0; if(i>=k){ ghabl=ps[i-k]; } ps[i]=ghabl+p[i]+min(1ll*p[i],l-p[i]); } for(int i=n-1;i>=0;i--){ long long ghabl=0; if(i+k<=n-1){ ghabl=suf[i+k]; } suf[i]=ghabl+(l-p[i])+min(1ll*p[i],l-p[i]); // cout<<i<<" "<<ps[i]<<" "<<suf[i]<<endl; } res=min(suf[0],ps[n-1]); for(int i=0;i<n-1;i++){ res=min(res,1ll*ps[i]+suf[i+1]); } return res; }

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:19:16: warning: conversion from 'long long int' to 'int' may change value [-Wconversion]
   19 |     for(int i=n-1;i>=0;i--){
      |               ~^~
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