ASDXPYOPF
2025-09-04 21:02:32
发布于：陕西
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竞赛超实用快读板子（粘在main前面即可）
namespace FastIO {
const int SZ = 1 << 20;
char inbuf[SZ], outbuf[SZ];
int in_left = 0, in_right = 0;
int out_right = 0;
inline void load() {
int len = fread(inbuf, 1, SZ, stdin);
in_left = 0;
in_right = len;
}
inline char getchar() {
if (in_left >= in_right) load();
if (in_left >= in_right) return EOF;
return inbuf[in_left++];
}
inline int read() {
int x = 0, f = 1;
char ch = getchar();
while (ch < '0' || ch > '9') {
if (ch == '-') f = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9') {
x = x * 10 + (ch - '0');
ch = getchar();
}
return x * f;
}
inline void flush() {
fwrite(outbuf, 1, out_right, stdout);
out_right = 0;
}
inline void putchar(char ch) {
outbuf[out_right++] = ch;
if (out_right == SZ) flush();
}
inline void write(int x) {
if (x < 0) {
putchar('-');
x = -x;
}
if (x > 9) write(x / 10);
putchar(x % 10 + '0');
}
struct Flusher {
~Flusher() { flush(); }
} flusher;
}
using FastIOread;
using FastIOwrite;
using FastIO::putchar;
使用：
a=read();
write(a);
全部评论 2
竞赛超实用快读板子（粘在main前面即可）
namespace FastIO {
const int SZ = 1 << 20;
char inbuf[SZ], outbuf[SZ];
int in_left = 0, in_right = 0;
int out_right = 0;inline void load() { int len = fread(inbuf, 1, SZ, stdin); in_left = 0; in_right = len; } inline char getchar() { if (in_left >= in_right) load(); if (in_left >= in_right) return EOF; return inbuf[in_left++]; } inline int read() { int x = 0, f = 1; char ch = getchar(); while (ch < '0' || ch > '9') { if (ch == '-') f = -1; ch = getchar(); } while (ch >= '0' && ch <= '9') { x = x * 10 + (ch - '0'); ch = getchar(); } return x * f; } inline void flush() { fwrite(outbuf, 1, out_right, stdout); out_right = 0; } inline void putchar(char ch) { outbuf[out_right++] = ch; if (out_right == SZ) flush(); } inline void write(int x) { if (x < 0) { putchar('-'); x = -x; } if (x > 9) write(x / 10); putchar(x % 10 + '0'); } struct Flusher { ~Flusher() { flush(); } } flusher;}
using FastIOread;
using FastIOwrite;
using FastIO::putchar;
使用：a=read();
write(a);2天前 来自 陕西
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