結果
| 問題 | No.346 チワワ数え上げ問題 |
| コンテスト | |
| ユーザー |
kapo
|
| 提出日時 | 2016-05-03 20:08:10 |
| 言語 | C90 (gcc 12.4.0) |
| 結果 |
TLE
|
| 実行時間 | - |
| コード長 | 544 bytes |
| 記録 | |
| コンパイル時間 | 150 ms |
| コンパイル使用メモリ | 29,896 KB |
| 最終ジャッジ日時 | 2026-02-23 21:14:06 |
|
ジャッジサーバーID (参考情報) |
judge2 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | -- * 3 |
| other | AC * 20 TLE * 1 -- * 2 |
コンパイルメッセージ
main.c: In function ‘main’:
main.c:14:9: warning: incompatible implicit declaration of built-in function ‘scanf’ [-Wbuiltin-declaration-mismatch]
14 | scanf("%s", &a);
| ^~~~~
main.c:2:1: note: include ‘<stdio.h>’ or provide a declaration of ‘scanf’
1 | #include <string.h>
+++ |+#include <stdio.h>
2 |
main.c:14:17: warning: format ‘%s’ expects argument of type ‘char *’, but argument 2 has type ‘char (*)[100001]’ [-Wformat=]
14 | scanf("%s", &a);
| ~^ ~~
| | |
| | char (*)[100001]
| char *
main.c:16:26: warning: comparison between pointer and integer
16 | for( i = 0; a[i] != NULL; i++) {
| ^~
main.c:24:26: warning: comparison between pointer and integer
24 | for( i = 0; s[i] != NULL; i++) {
| ^~
main.c:27:44: warning: comparison between pointer and integer
27 | for( j = i+1; s[j] != NULL; j++) {
| ^~
main.c:33:9: warning: incompatible implicit declaration of built-in function ‘printf’ [-Wbuiltin-declaration-mismatch]
33 | printf("%.lf\n", sum);
| ^~~~~~
main.c:33:9: note: include ‘<stdio.h>’ or provide a declaration of ‘printf’
ソースコード
#include <string.h>
double combi(int c)
{
if( c < 2 ) return 0;
return (double)c*((double)c-1)/2;
}
int main(void)
{
int i, j;
double sum = 0;
char s[100001] = {'\0'}, a[100001];
scanf("%s", &a);
for( i = 0; a[i] != NULL; i++) {
if( a[i] == 'w' ) {
strcat(s, "w");
} else if ( a[i] == 'c' ) {
strcat(s, "c");
}
}
for( i = 0; s[i] != NULL; i++) {
if( s[i] == 'c' ) {
int wc = 0;
for( j = i+1; s[j] != NULL; j++) {
if( s[j] == 'w' ) wc++;
}
sum += combi(wc);
}
}
printf("%.lf\n", sum);
return 0;
}
kapo