結果

問題 No.101 ぐるぐる！あみだくじ！
ユーザー testestesttestestest
提出日時 2015-12-06 14:11:25
言語 C90
(gcc 11.4.0)
結果
WA  
実行時間 -
コード長 494 bytes
コンパイル時間 734 ms
コンパイル使用メモリ 24,556 KB
実行使用メモリ 4,500 KB
最終ジャッジ日時 2023-10-12 16:41:23
合計ジャッジ時間 2,281 ms
ジャッジサーバーID
（参考情報） 		judge15 / judge13
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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
4,348 KB
testcase_01 AC 1 ms
4,352 KB
testcase_02 AC 0 ms
4,352 KB
testcase_03 AC 1 ms
4,352 KB
testcase_04 WA -
testcase_05 AC 0 ms
4,352 KB
testcase_06 AC 1 ms
4,352 KB
testcase_07 AC 1 ms
4,348 KB
testcase_08 AC 1 ms
4,376 KB
testcase_09 AC 1 ms
4,352 KB
testcase_10 AC 0 ms
4,352 KB
testcase_11 WA -
testcase_12 WA -
testcase_13 WA -
testcase_14 WA -
testcase_15 WA -
testcase_16 WA -
testcase_17 WA -
testcase_18 WA -
testcase_19 WA -
testcase_20 WA -
testcase_21 WA -
testcase_22 WA -
testcase_23 WA -
testcase_24 WA -
testcase_25 WA -
testcase_26 WA -
testcase_27 WA -
testcase_28 WA -
testcase_29 WA -
testcase_30 WA -
testcase_31 WA -
testcase_32 WA -
testcase_33 WA -
testcase_34 AC 0 ms
4,352 KB
testcase_35 AC 0 ms
4,352 KB
testcase_36 AC 1 ms
4,356 KB
testcase_37 AC 1 ms
4,352 KB
testcase_38 AC 1 ms
4,352 KB
testcase_39 AC 1 ms
4,356 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:1:1: warning: data definition has no type or storage class
 num[10];count;
 ^~~
main.c:1:1: warning: type defaults to ‘int’ in declaration of ‘num’ [-Wimplicit-int]
main.c:1:9: warning: data definition has no type or storage class
 num[10];count;
         ^~~~~
main.c:1:9: warning: type defaults to ‘int’ in declaration of ‘count’ [-Wimplicit-int]
main.c:2:1: warning: data definition has no type or storage class
 check[101];
 ^~~~~
main.c:2:1: warning: type defaults to ‘int’ in declaration of ‘check’ [-Wimplicit-int]
main.c:3:1: warning: data definition has no type or storage class
 x[1000];y[1000];
 ^
main.c:3:1: warning: type defaults to ‘int’ in declaration of ‘x’ [-Wimplicit-int]
main.c:3:9: warning: data definition has no type or storage class
 x[1000];y[1000];
         ^
main.c:3:9: warning: type defaults to ‘int’ in declaration of ‘y’ [-Wimplicit-int]
main.c:5:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
 gcd(a,b){return b?gcd(b,a%b):a;}
 ^~~
main.c: In function ‘gcd’:
main.c:5:1: warning: type of ‘a’ defaults to ‘int’ [-Wimplicit-int]
main.c:5:1: warning: type of ‘b’ defaults to ‘int’ [-Wimplicit-int]
main.c: At top level:
main.c:7:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
 lcm(int*a){
 ^~~
main.c:13:1: warning: return type defaults to ‘int’ [-Wimplicit-int]
 main(){
 ^~~~
main.c: In function ‘main’:
main.c:15:1: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration]
 scanf("%d%d",&n,&k);
 ^~~~~
main.c:15:1: warning: incompatible implicit declaration of built-in function ‘scanf’
main.c:15:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
main.c:1:1:
+#include <stdio.h>
 num[10];count;
main.c:15:1:
 scanf("%d%d",&n,&k);
 ^~~~~
main.c:31:1: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration]
 printf("%d",lcm(num));
 ^~~~~~
main.c:31:1: warning: incompati

ソースコード

diff # 

num[10];count;
check[101];
x[1000];y[1000];

gcd(a,b){return b?gcd(b,a%b):a;}

lcm(int*a){
if(a[1]==0)return *a;
a[1]*=*a/gcd(*a,a[1]);
return lcm(a+1);
}

main(){
int n,k,i,j,temp,times;
scanf("%d%d",&n,&k);
for(i=0;i<k;i++)scanf("%d%d",x+i,y+i);
for(i=1;i<=n;i++){
	if(check[i]++)continue;
	temp=i;
	times=0;
	do{
		for(j=0;j<k;j++){
			if(x[j]==temp)temp=y[j];
			else if(y[j]==temp)temp=x[j];
		}
		times++;
		check[temp]++;
	}while(temp!=i);
	num[count++]=times;
}
printf("%d",lcm(num));
}
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