#include <iostream>
#include <cstring>
using namespace std;
char data[] = "video0_gamma=1\n"
"video1_gamma=0\n";
void ParseSettingInt(const char* data, const char* key, int _default, int* dst) {
char query[128] = {};
sprintf(query, "%s=%%d", key);
if (!sscanf(data, query, dst) == 1) {
*dst = _default;
}
}
int main() {
int value = 0;
ParseSettingInt(data, "video0_gamma", 0, &value);
cout << value;
return 0;
}
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