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QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#60785	#1. I/O Test	platelet	200 ✓	94ms	3180kb	C++20	1.2kb	2022-11-07 12:55:21	2022-11-07 12:55:23

Judging History

你现在查看的是最新测评结果

[2023-08-10 23:21:45]
System Update: QOJ starts to keep a history of the judgings of all the submissions.

[2022-11-07 12:55:23]
评测

测评结果：200
用时：94ms
内存：3180kb

查看

[2022-11-07 12:55:21]
提交

config.txt

10000000 10000000

文本文件

input_test

#include <cstring>
#include <cstdio>

const int inSZ = 1 << 17;

unsigned char inBuf[inSZ], *in1, *in2;
inline __attribute((always_inline))
unsigned read() {
    unsigned res = 0;
    unsigned char c = *in1++;
    while(res = res * 10 + c - 48, (c = *in1++) >= 48);
    return res;
}
inline __attribute((always_inline))
void refresh() {
    if(__builtin_expect(in1 > inBuf + inSZ - 128, 0)) {
        unsigned long len = in2 - in1;
        memcpy(inBuf, in1, len);
        in1 = inBuf, in2 = inBuf + len;
        in2 += fread(in2, 1, inSZ - len, stdin);
        if(in2 != inBuf + inSZ) *in2 = 0;
    }
}
int main() {
    in1 = inBuf;
    in2 = in1 + fread(in1, 1, inSZ, stdin);
    read();
    unsigned long sum = 0;
    for(int i = 0; i < 1000000; i++) {
        #pragma GCC unroll 10
        for(int j = 0; j < 10; j++) sum += read();
        refresh();
    }
    printf("%lu\n", sum);
}

源文件, 语言: C++20

output_test

#include <cstring>
#include <cstdio>

const int outSZ = 2e6;

unsigned char outBuf[outSZ];

int main() {
    memset(outBuf, '9', outSZ);
    for(int i = 9; i < outSZ; i += 10) outBuf[i] = ' ';
    for(int i = 50; i; i--) fwrite(outBuf, 1, outSZ, stdout);
}

源文件, 语言: C++20

詳細信息

Subtask #1:

score: 100

Accepted

Test #1:

score: 100

Accepted

time: 94ms

memory: 1684kb

input:

10000000
487896337 608720897 554047535 587086399 395164046 455310035 493052928 892917218 201623991 102336064 717438420 340782580 593099754 280402216 645136494 182006222 389154248 794864379 160689618 528385954 260652766 654056229 309400481 421868987 459724630 779860397 471145845 518728929 955087108 8...

output:

5499381831873851

result:

points 1.0 input test passed

Subtask #2:

score: 100

Accepted

Test #2:

score: 100

Accepted

time: 3ms

memory: 3180kb

input:

10000000

output:

999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 999999999 ...

result:

points 1.0 output test passed