結果

問題 No.139 交差点
ユーザー tsuishi
提出日時 2021-02-26 17:10:04
言語 C
(gcc 13.3.0)
結果
AC  
実行時間 1 ms / 5,000 ms
コード長 2,192 bytes
コンパイル時間 740 ms
コンパイル使用メモリ 31,872 KB
実行使用メモリ 6,820 KB
最終ジャッジ日時 2024-10-02 09:07:35
合計ジャッジ時間 1,725 ms
ジャッジサーバーID
(参考情報)
judge1 / judge5
このコードへのチャレンジ
(要ログイン)
ファイルパターン 結果
sample AC * 3
other AC * 28
権限があれば一括ダウンロードができます
コンパイルメッセージ
main.c: In function 'GETWORD':
main.c:31:21: warning: implicit declaration of function 'getchar_unlocked' [-Wimplicit-function-declaration]
   31 | #define mygc(c) (c)=getchar_unlocked()
      |                     ^~~~~~~~~~~~~~~~
main.c:32:61: note: in expansion of macro 'mygc'
   32 | static char *GETWORD(char* str) {char c;char *cp;cp=&str[0];mygc(c);while(c!=EOF){if((c==' ')||(c=='\n'))break;*cp++=c;mygc(c);}*cp='\0';return &str[0];}
      |                                                             ^~~~

ソースコード

diff #
プレゼンテーションモードにする

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
// Yukicoder №139 ★★☆
// https://yukicoder.me/problems/no/139
// ***********************
// for debug
#define DEBUG
// -----------
#define NOP do{}while(0)
#ifdef DEBUG
#define TRACE(...) do{printf(__VA_ARGS__);fflush(stdout);}while(0)
#define TRACECR do{putchar_unlocked('\n');fflush(stdout);}while(0)
#else
#define TRACE(...) NOP
#define TRACECR NOP
#endif
#define mypc(d) putchar_unlocked(d)
#define PRINCR mypc('\n')
#define NOCR(strig) do{char *p;p=strchr(strig,'\n');if(p)*p='\0';}while(0)
// The out-of-date function
#define asctime(...) asctime_s(...)
#define ctime(...) ctime_s(...)
#define strlen(a) mystr_len(a)
// for stdio
#define GETLINE(str) do{char *p;fgets(str,sizeof(str),stdin);p=strchr(str,'\n');if(p)*p='\0';}while(0)
#define mygc(c) (c)=getchar_unlocked()
static char *GETWORD(char* str) {char c;char *cp;cp=&str[0];mygc(c);while(c!=EOF){if((c==' ')||(c=='\n'))break;*cp++=c;mygc(c);}*cp='\0';return
    &str[0];}
#define GETINTS(a,b) {char s[34];int *ap=a;REP(i,b){GETWORD(s);*ap++=atoi(s);}}
static int GETLINEINT(void) {char s[34];GETLINE(s);return atoi(s);}
static int GETWORDINT(void) {char s[34];GETWORD(s);return atoi(s);}
static long GETWORDLONG(void) {char s[34];GETWORD(s);return atol(s);}
static int maxi(int a,int b){if((a)>(b)){return a;}return b;}
static long maxl(long a,long b){if(a>b){return a;}return b;}
#define SWAP(type,a,b) do{type _c;_c=a;a=b;b=_c;}while(0)
#define REP(a,b) for(int a=0;a<(int)(b);++a)
#define REP1(a,b) for(int a=1;a<=(int)(b);++a)
// *********************
// *********************
int main( void ) {
int cross;
int goal;
int dist;
int tim;
int xx,ww,tt;
int red;
cross = GETWORDINT();
goal = GETWORDINT();
tim = 0;
dist = 0;
REP(i,cross) {
xx = GETWORDINT();
ww = GETWORDINT();
tt = GETWORDINT();
tim += xx - dist;
dist = xx;
red = ( tim / tt );
if( red % 2 ) {
//
tim = (red+1) * tt;
} else if( (tim + ww) > ((red+1) * tt) ) {
//
tim = (red+2) * tt;
}
tim += ww;
dist += ww;
}
tim += goal - dist;
printf("%d\n", tim );
return 0;
}
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