#include "sylib.h"

#include <math.h>
#include <stdlib.h>

extern int scanf(const char* format, ...);
extern int printf(const char* format, ...);
extern int getchar(void);
extern int putchar(int c);

int getint(void) {
	int x = 0;
	scanf("%d", &x);
	return x;
}

int getch(void) {
	return getchar();
}

int getarray(int a[]) {
	int n;
	scanf("%d", &n);
	int i = 0;
	for (; i < n; ++i) {
		scanf("%d", &a[i]);
	}
	return n;
}

float getfloat(void) {
	float x = 0.0f;
	scanf("%f", &x);
	return x;
}

int getfarray(float a[]) {
	int n = 0;
	if (scanf("%d", &n) != 1) {
		return 0;
	}
	int i = 0;
	for (; i < n; ++i) {
		if (scanf("%f", &a[i]) != 1) {
			return i;
		}
	}
	return n;
}

void putint(int x) {
	printf("%d", x);
}

void putch(int x) {
	putchar(x);
}

void putarray(int n, int a[]) {
	int i = 0;
	printf("%d:", n);
	for (; i < n; ++i) {
		printf(" %d", a[i]);
	}
	putchar('\n');
}

void putfloat(float x) {
	printf("%a", x);
}

void putfarray(int n, float a[]) {
	int i = 0;
	printf("%d:", n);
	for (; i < n; ++i) {
		printf(" %a", a[i]);
	}
	putchar('\n');
}

void puts(int s[]) {
	if (!s) return;
	while (*s) {
		putchar(*s);
		++s;
	}
}

void _sysy_starttime(int lineno) {
	(void)lineno;
}

void _sysy_stoptime(int lineno) {
	(void)lineno;
}

void starttime(void) {
	_sysy_starttime(0);
}

void stoptime(void) {
	_sysy_stoptime(0);
}

int* memset(int* ptr, int value, int count) {
	unsigned char* p = (unsigned char*)ptr;
	unsigned char byte = (unsigned char)(value & 0xFF);
	int i = 0;
	for (; i < count; ++i) {
		p[i] = byte;
	}
	return ptr;
}

int* sysy_alloc_i32(int count) {
	if (count <= 0) {
		return 0;
	}
	return (int*)malloc((size_t)count * sizeof(int));
}

float* sysy_alloc_f32(int count) {
	if (count <= 0) {
		return 0;
	}
	return (float*)malloc((size_t)count * sizeof(float));
}

void sysy_free_i32(int* ptr) {
	if (!ptr) {
		return;
	}
	free(ptr);
}

void sysy_free_f32(float* ptr) {
	if (!ptr) {
		return;
	}
	free(ptr);
}

void sysy_zero_i32(int* ptr, int count) {
	int i = 0;
	if (!ptr || count <= 0) {
		return;
	}
	for (; i < count; ++i) {
		ptr[i] = 0;
	}
}

void sysy_zero_f32(float* ptr, int count) {
	int i = 0;
	if (!ptr || count <= 0) {
		return;
	}
	for (; i < count; ++i) {
		ptr[i] = 0.0f;
	}
}