結果

問題 No.1759 Silver Tour
ユーザー tailstails
提出日時 2021-11-20 16:13:24
言語 C
(gcc 12.3.0)
結果
AC  
実行時間 1 ms / 2,000 ms
コード長 691 bytes
コンパイル時間 418 ms
コンパイル使用メモリ 33,920 KB
実行使用メモリ 6,944 KB
最終ジャッジ日時 2024-06-11 17:40:10
合計ジャッジ時間 1,848 ms
ジャッジサーバーID
(参考情報)
judge4 / judge2
このコードへのチャレンジ
(要ログイン)

テストケース

テストケース表示
入力 結果 実行時間
実行使用メモリ
testcase_00 AC 1 ms
6,816 KB
testcase_01 AC 1 ms
6,940 KB
testcase_02 AC 1 ms
6,944 KB
testcase_03 AC 1 ms
6,944 KB
testcase_04 AC 1 ms
6,940 KB
testcase_05 AC 1 ms
6,940 KB
testcase_06 AC 1 ms
6,940 KB
testcase_07 AC 1 ms
6,940 KB
testcase_08 AC 1 ms
6,944 KB
testcase_09 AC 1 ms
6,940 KB
testcase_10 AC 1 ms
6,940 KB
testcase_11 AC 1 ms
6,944 KB
testcase_12 AC 1 ms
6,940 KB
testcase_13 AC 1 ms
6,940 KB
testcase_14 AC 1 ms
6,940 KB
testcase_15 AC 1 ms
6,940 KB
testcase_16 AC 1 ms
6,944 KB
testcase_17 AC 1 ms
6,940 KB
testcase_18 AC 1 ms
6,940 KB
testcase_19 AC 1 ms
6,940 KB
testcase_20 AC 1 ms
6,940 KB
testcase_21 AC 1 ms
6,944 KB
testcase_22 AC 1 ms
6,940 KB
testcase_23 AC 1 ms
6,940 KB
testcase_24 AC 1 ms
6,944 KB
testcase_25 AC 1 ms
6,944 KB
testcase_26 AC 1 ms
6,944 KB
testcase_27 AC 1 ms
6,940 KB
testcase_28 AC 1 ms
6,940 KB
testcase_29 AC 1 ms
6,940 KB
testcase_30 AC 1 ms
6,944 KB
testcase_31 AC 1 ms
6,940 KB
testcase_32 AC 0 ms
6,944 KB
testcase_33 AC 1 ms
6,940 KB
testcase_34 AC 1 ms
6,944 KB
testcase_35 AC 1 ms
6,940 KB
testcase_36 AC 1 ms
6,944 KB
testcase_37 AC 1 ms
6,944 KB
testcase_38 AC 1 ms
6,944 KB
testcase_39 AC 1 ms
6,944 KB
testcase_40 AC 1 ms
6,940 KB
testcase_41 AC 0 ms
6,944 KB
testcase_42 AC 1 ms
6,940 KB
testcase_43 AC 1 ms
6,940 KB
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:19:1: warning: return type defaults to 'int' [-Wimplicit-int]
   19 | main(){
      | ^~~~
main.c: In function 'main':
main.c:20:9: warning: implicit declaration of function 'scanf' [-Wimplicit-function-declaration]
   20 |         scanf("%ld%ld%ld",&h,&w,&m);
      |         ^~~~~
main.c:1:1: note: include '<stdio.h>' or provide a declaration of 'scanf'
  +++ |+#include <stdio.h>
    1 | #pragma GCC optimize("Ofast")
main.c:20:9: warning: incompatible implicit declaration of built-in function 'scanf' [-Wbuiltin-declaration-mismatch]
   20 |         scanf("%ld%ld%ld",&h,&w,&m);
      |         ^~~~~
main.c:20:9: note: include '<stdio.h>' or provide a declaration of 'scanf'
main.c:22:17: warning: implicit declaration of function 'puts' [-Wimplicit-function-declaration]
   22 |                 puts("1");
      |                 ^~~~
main.c:22:17: note: include '<stdio.h>' or provide a declaration of 'puts'
main.c:23:17: warning: implicit declaration of function 'exit' [-Wimplicit-function-declaration]
   23 |                 exit(0);
      |                 ^~~~
main.c:1:1: note: include '<stdlib.h>' or provide a declaration of 'exit'
  +++ |+#include <stdlib.h>
    1 | #pragma GCC optimize("Ofast")
main.c:23:17: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
   23 |                 exit(0);
      |                 ^~~~
main.c:23:17: note: include '<stdlib.h>' or provide a declaration of 'exit'
main.c:27:17: warning: incompatible implicit declaration of built-in function 'exit' [-Wbuiltin-declaration-mismatch]
   27 |                 exit(0);
      |                 ^~~~
main.c:27:17: note: include '<stdlib.h>' or provide a declaration of 'exit'
main.c:51:9: warning: implicit declaration of function 'printf' [-Wimplicit-function-declaration]
   51 |         printf("%ld\n",z);
      |         ^~~~~~
main.c:51:9: note: include '<stdio.h>' or provide a declaration of 'printf'
main.c:51:9: warning: incompatib

ソースコード

diff #

#pragma GCC optimize("Ofast")
#pragma GCC target("avx2")

long d[25][50];
long h,w,m,z;

void up(long y,long x,long u){
	if(y<h-1){
		for(long i=-1;i<=1;++i){
			if(u+i>=0&&u+i<w){
				d[y+1][u+i]=(d[y+1][u+i]+d[y][x])%m;
			}
		}
	}else{
		z=(z+d[y][x])%m;
	}
}

main(){
	scanf("%ld%ld%ld",&h,&w,&m);
	if(w==1){
		puts("1");
		exit(0);
	}
	if(h&1){
		puts("0");
		exit(0);
	}
	h>>=1;
	for(long x=0;x<w;++x){
		d[0][x]=1;
	}
	for(long y=0;y<h;++y){
		for(long x=0;x<w;++x){
			if(!(x&1)){
				for(long u=w-1;u>x;u-=2){
					up(y,x,u);
				}
			}
			if(w-x&1){
				for(long u=0;u<x;u+=2){
					up(y,x,u);
				}
			}
		}
		if(w&1){
			up(y,0,0);
			up(y,w-1,w-1);
		}
	}
	printf("%ld\n",z);
}
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