14114.c

#include<stdio.h>
#include<string.h>
#define to_lower(x) ( ('a' <= x && x <= 'z') ? x : (('A' <= x && x <= 'Z') ? x - 'A' + 'a' : -1 ))

char resultA[100000+5];
char resultB[100000+5];
char in[100000+5];
char name[100000+5];
char sentence[100000+5];
int max = -1;

signed main () {
	int N;
	char keyword[1005];

	scanf("%d %s ", &N, keyword);

	for(int i=0;i<N;i++) {
		fgets(in, 100000+5, stdin);

		int j;
		for(j=0;j<strlen(in);j++){
			if(in[j] == ':') break;
		}
		strncpy(name, in, j);
		name[j] = '\0';
		strncpy(sentence, in+j+1, sizeof(in)-j);
		sentence[sizeof(in)-j] = '\0';

		//printf("name: %s\n", name);
		//printf("sentence: %s\n", sentence);

		char cpy[100000+5];

		//int start;int last_start = 0;
		//for(start = 1; start < strlen(sentence); start++) {
		//	if(sentence[start] != ',' && sentence[start] != '.' && sentence[start] != '!' && sentence[start] != '?' && sentence[start] != ' ') continue;
		//	strncpy(cpy, sentence+last_start, start - last_start);
		//	printf("len=%d (%2d,%2d)\n", start-last_start, last_start, start);
		//	cpy[start - last_start] = '\0';
		//	start++;
		//	last_start = start;
		//	printf("tok: %s\n", cpy);
		//}



		char* start;
		char* sep = " !,.?";
		char* brkt;
		strcpy(cpy, sentence);
		int cnt = 0;
		for(start = strtok(cpy, sep); 
			start; 
			start = strtok(NULL, sep)) {
			if(strlen(keyword) != strlen(start)) continue;
			int pass = 1;
			for(int k=0;k<strlen(keyword);k++) {
				if(to_lower(start[k]) != to_lower(keyword[k])) {
					//printf("error tok: %s %c %c\n", start, to_lower(start[k]), keyword[k]);
					pass = 0;
					break;
				}
			}	
			if(pass) {
				cnt++;
			}
		}
		if(cnt > max) {
			//printf("%s %d\n", name, cnt);
			max = cnt;
			strcpy(resultA, name);
			strcpy(resultB, sentence);
		}
	}

	printf("%s: %s", resultA, resultB);
}