結果
| 問題 | 
                            No.106 素数が嫌い!2
                             | 
                    
| コンテスト | |
| ユーザー | 
                             | 
                    
| 提出日時 | 2014-12-19 01:25:24 | 
| 言語 | C90  (gcc 12.3.0)  | 
                    
| 結果 | 
                             
                                AC
                                 
                             
                            
                         | 
                    
| 実行時間 | 33 ms / 5,000 ms | 
| コード長 | 170 bytes | 
| コンパイル時間 | 263 ms | 
| コンパイル使用メモリ | 20,224 KB | 
| 実行使用メモリ | 9,344 KB | 
| 最終ジャッジ日時 | 2024-06-12 01:31:25 | 
| 合計ジャッジ時間 | 1,440 ms | 
| 
                            ジャッジサーバーID (参考情報)  | 
                        judge5 / judge1 | 
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| ファイルパターン | 結果 | 
|---|---|
| sample | AC * 3 | 
| other | AC * 13 | 
コンパイルメッセージ
main.c:2:1: warning: data definition has no type or storage class
    2 | t[M+1],n,k,i;main(j){
      | ^
main.c:2:1: warning: type defaults to ‘int’ in declaration of ‘t’ [-Wimplicit-int]
main.c:2:8: warning: type defaults to ‘int’ in declaration of ‘n’ [-Wimplicit-int]
    2 | t[M+1],n,k,i;main(j){
      |        ^
main.c:2:10: warning: type defaults to ‘int’ in declaration of ‘k’ [-Wimplicit-int]
    2 | t[M+1],n,k,i;main(j){
      |          ^
main.c:2:12: warning: type defaults to ‘int’ in declaration of ‘i’ [-Wimplicit-int]
    2 | t[M+1],n,k,i;main(j){
      |            ^
main.c:2:14: warning: return type defaults to ‘int’ [-Wimplicit-int]
    2 | t[M+1],n,k,i;main(j){
      |              ^~~~
main.c: In function ‘main’:
main.c:2:14: warning: type of ‘j’ defaults to ‘int’ [-Wimplicit-int]
main.c:3:9: warning: implicit declaration of function ‘scanf’ [-Wimplicit-function-declaration]
    3 |         scanf("%d%d",&n,&k);
      |         ^~~~~
main.c:1:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
  +++ |+#include <stdio.h>
    1 | #define M 2000000
main.c:3:9: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch]
    3 |         scanf("%d%d",&n,&k);
      |         ^~~~~
main.c:3:9: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
main.c:6:12: warning: implicit declaration of function ‘printf’ [-Wimplicit-function-declaration]
    6 |         n=!printf("%d\n",j);
      |            ^~~~~~
main.c:6:12: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
main.c:6:12: warning: incompatible implicit declaration of built-in function ‘printf’ [-Wbuiltin-declaration-mismatch]
main.c:6:12: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
            
            ソースコード
#define M 2000000
t[M+1],n,k,i;main(j){
	scanf("%d%d",&n,&k);
	for(i=2;i<=M;i++)if(!t[i])for(j=i;j<=M;j+=i)t[j]++;
	for(j=i=0;i<=n;i++)j+=t[i]>=k;
	n=!printf("%d\n",j);
}