苏州市区景点查询c语言代码

好的，以下是一个简单的C语言代码，可以使用百度地图API查询苏州市区的景点信息。需要注意的是，使用该API需要申请开发者账号并获取密钥，代码中的密钥需要替换成您自己的。

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <curl/curl.h>
#include <json-c/json.h>

#define URL_MAX_LEN 1024

struct MemoryStruct {
    char *memory;
    size_t size;
};

static size_t write_memory_callback(void *contents, size_t size, size_t nmemb, void *userp)
{
    size_t realsize = size * nmemb;
    struct MemoryStruct *mem = (struct MemoryStruct *)userp;

    mem->memory = realloc(mem->memory, mem->size + realsize + 1);
    if (mem->memory == NULL) {
        printf("Not enough memory (realloc returned NULL)\n");
        return 0;
    }

    memcpy(&(mem->memory[mem->size]), contents, realsize);
    mem->size += realsize;
    mem->memory[mem->size] = 0;

    return realsize;
}

int main()
{
    CURL *curl;
    CURLcode res;
    struct MemoryStruct chunk;
    char url[URL_MAX_LEN];
    json_object *obj, *results, *result, *location, *name;
    int i;

    chunk.memory = malloc(1);
    chunk.size = 0;

    curl_global_init(CURL_GLOBAL_ALL);

    curl = curl_easy_init();
    if (curl) {
        snprintf(url, URL_MAX_LEN, "http://api.map.baidu.com/place/v2/search?query=景点&region=苏州&output=json&ak=Your_AK_Here");
        curl_easy_setopt(curl, CURLOPT_URL, url);
        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_memory_callback);
        curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
        res = curl_easy_perform(curl);
        if (res != CURLE_OK) {
            fprintf(stderr, "curl_easy_perform() failed: %s\n", curl_easy_strerror(res));
            return 1;
        }
        curl_easy_cleanup(curl);

        obj = json_tokener_parse(chunk.memory);
        json_object_object_get_ex(obj, "results", &results);
        for (i = 0; i < json_object_array_length(results); i++) {
            result = json_object_array_get_idx(results, i);
            json_object_object_get_ex(result, "name", &name);
            json_object_object_get_ex(result, "location", &location);
            printf("Name: %s\n", json_object_get_string(name));
            printf("Location: %s\n", json_object_get_string(location));
            printf("\n");
        }
        json_object_put(obj);
        free(chunk.memory);
    }

    curl_global_cleanup();

    return 0;
}

请用您自己的 AK 替换代码中的 "Your_AK_Here"，并根据需要修改查询的城市名称。