DescriptionUncle Da is angry because some of his students didn't go for his class.So each student is required to sign in.Now Uncle Da has a table who was sign in last week,please help him to know who were not here last class.Input formatThe first lin

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#include
int main()
{
int n, m;
char a[300][20];
bool b[300];
scanf("%d",&n);
for (int i = 0; i < n; i++) {
scanf("%s",&a[i]);
b[i] = 0;
}
char str[2000];
gets(str);
gets(str);
int i = 0;
while (i < 2000) {
int x = 0;
while (str[i] >= '0' && str[i]

DescriptionUncle Da is angry because some of his students didn't go for his class.So each student is required to sign in.Now Uncle Da has a table who was sign in last week,please help him to know who were not here last class.Input formatThe first lin da da ma da ma da da unknown-forever in my life 歌词英文歌词和中文意思不是La da da da da da da daLa da da da da da da da da da da da di di da da da懂这个的, 有一首英文歌女生开头是da da da da ne da la da la da da la da la 王心凌DA DA DA 的歌词用义组词da 答案 DA Leonardo da Leonardo da da shen Leonardo da DA是什么意思? da是什么意思? ...dadada da da d adadadadad DA LA DA DA DI DA LI DA DI DA什么歌