比赛 |
20111110 |
评测结果 |
AAWWWWWWWW |
题目名称 |
韩国明星 |
最终得分 |
20 |
用户昵称 |
fanzeyi |
运行时间 |
0.000 s |
代码语言 |
C |
内存使用 |
0.00 MiB |
提交时间 |
2011-11-10 11:20:23 |
显示代码纯文本
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define MAX 100010
typedef struct {
char name[100];
int heart;
} People;
People star[MAX];
int n, p;
unsigned int SDBMHash(char *str) {
unsigned int hash = 0;
while (*str){
// equivalent to: hash = 65599*hash + (*str++);
hash = (*str++) + (hash << 6) + (hash << 16) - hash;
}
return (hash & 0x7FFFFFFF) % MAX;
}
int cmp(const void *a, const void *b) {
People *c = (People*)a;
People *d = (People*)b;
if(c->name[0] == '\0' && d->name[0] == '\0') {
return 0;
}else if(c->name[0] != '\0' && d->name[0] == '\0') {
return 1;
}else if(d->name[0] != '\0' && c->name[0] == '\0') {
return 0;
}
return d->heart - c->heart;
}
int main(int argc, char const *argv[]) {
FILE *fin = fopen("star.in", "r");
FILE *fout = fopen("star.out", "w");
int i;
int hash;
int change;
char tmp[100];
memset(star, 0, sizeof(star));
fscanf(fin, "%d", &n);
for(i = 0; i < n; i++) {
fscanf(fin, "%s", tmp);
hash = SDBMHash(tmp);
strcpy(star[hash].name, tmp);
}
fscanf(fin, "%d", &p);
for(i = 0; i < p; i++) {
fscanf(fin, "%s\n%d", tmp, &change);
hash = SDBMHash(tmp);
star[hash].heart += change;
}
qsort(star, MAX, sizeof(star[0]), cmp);
for(i = MAX - n; i < MAX; i++) {
fprintf(fout, "%s\n%d\n", star[i].name, star[i].heart);
}
return 0;
}