제출 #749432

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
749432	2023-05-28 03:15:05	Username4132	Segway (COI19_segway)	C++14	100 / 100	119 ms	1108 KiB

segway

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#include<iostream>
#include<algorithm>
using namespace std;
#define forn(i, n) for(int i=0; i<(int)n; ++i)
#define forsn(i, s, n) for(int i=s; i<(int)n; ++i)
const int MAXN=20010;
int n, m, speed[MAXN][3], tm[MAXN], sec[MAXN], cn[MAXN], ac[310], ord[MAXN];
int dist(int l, int r, int player){
    int ret=0;
    forn(i, 2){
        int pos=100*(i+1);
        if(l<pos && pos<r){
            ret+=(pos-l)*speed[player][i];
            l=pos;
        }
    }
    int ind=l/100;
    ret+=(r-l)*speed[player][ind];
    return ret;
}
int main(){
    scanf("%d", &n);
    forn(i, n) forn(j, 3) scanf("%d", &speed[i][j]);
    forn(i, n) ord[i]=i;
    scanf("%d", &m);
    forn(i, m) scanf("%d", ac+i);
    ac[m++]=300;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

segway.cpp: In function 'int main()':
segway.cpp:25:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
segway.cpp:26:32: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   26 |     forn(i, n) forn(j, 3) scanf("%d", &speed[i][j]);
      |                           ~~~~~^~~~~~~~~~~~~~~~~~~~
segway.cpp:28:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   28 |     scanf("%d", &m);
      |     ~~~~~^~~~~~~~~~
segway.cpp:29:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |     forn(i, m) scanf("%d", ac+i);
      |                ~~~~~^~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 40 / 40
• Subtask 3: 45 / 45