#include <stdio.h>
#include <ctype.h>
#include <string.h>
int main(void) {
fgets(words
, 1000, stdin
); char * c
= strtok(words
, " +-."); while(c != NULL){
/*for(int i=0; i<strlen(c); i++){
printf("%c\n", c[i]);
}*/
}
return 0;
}
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