結果

問題 No.167 N^M mod 10
ユーザー asugen0402
提出日時 2018-12-28 10:12:55
言語 C
(gcc 13.3.0)
結果
AC  
実行時間 2 ms / 1,000 ms
コード長 2,958 bytes
コンパイル時間 179 ms
コンパイル使用メモリ 31,232 KB
実行使用メモリ 5,376 KB
最終ジャッジ日時 2024-09-22 01:49:37
合計ジャッジ時間 937 ms
ジャッジサーバーID
(参考情報)
judge4 / judge3
このコードへのチャレンジ
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ファイルパターン 結果
sample AC * 2
other AC * 27
権限があれば一括ダウンロードができます

ソースコード

diff #
プレゼンテーションモードにする

#include <limits.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
//
static FILE *szpFpI; //
// -
#ifdef D_TEST
static int siRes;
static FILE *szpFpA;
#endif
//
int
fGetVal(
)
{
char lc1Num[128];
lc1Num[0] = '0';
lc1Num[1] = '0';
//
fscanf(szpFpI, "%c", &lc1Num[2]);
if (lc1Num[2] == '0') {
return -1;
}
//
while (1) {
//
lc1Num[0] = lc1Num[1];
lc1Num[1] = lc1Num[2];
//
fscanf(szpFpI, "%c", &lc1Num[2]);
if (lc1Num[2] < '0' || '9' < lc1Num[2]) {
break;
}
}
//
int liNum;
lc1Num[2] = '\0';
sscanf(lc1Num, "%d", &liNum);
return liNum;
}
//
int
fMain(
int piTNo // <I> 1
)
{
char lc1Buf[1024], lc1Out[1024];
// -
#ifdef D_TEST
sprintf(lc1Buf, ".\\Test\\T%d.txt", piTNo);
szpFpI = fopen(lc1Buf, "r");
sprintf(lc1Buf, ".\\Test\\A%d.txt", piTNo);
szpFpA = fopen(lc1Buf, "r");
siRes = 0;
#else
szpFpI = stdin;
#endif
// NM -
int liN = fGetVal() % 10;
int liM = fGetVal();
// -
int liRet;
if (liM < 0) {
liRet = 1;
}
else {
switch (liN) {
case 0:
case 1:
case 5:
case 6:
liRet = liN;
break;
case 2:
switch (liM % 4) {
case 1: liRet = 2; break;
case 2: liRet = 4; break;
case 3: liRet = 8; break;
case 0: liRet = 6; break;
}
break;
case 3:
switch (liM % 4) {
case 1: liRet = 3; break;
case 2: liRet = 9; break;
case 3: liRet = 7; break;
case 0: liRet = 1; break;
}
break;
case 4:
if (liM % 2 == 1) {
liRet = 4;
}
else {
liRet = 6;
}
break;
case 7:
switch (liM % 4) {
case 1: liRet = 7; break;
case 2: liRet = 9; break;
case 3: liRet = 3; break;
case 0: liRet = 1; break;
}
break;
case 8:
switch (liM % 4) {
case 1: liRet = 8; break;
case 2: liRet = 4; break;
case 3: liRet = 2; break;
case 0: liRet = 6; break;
}
break;
case 9:
if (liM % 2 == 1) {
liRet = 9;
}
else {
liRet = 1;
}
break;
}
}
// -
sprintf(lc1Out, "%d\n", liRet);
// -
#ifdef D_TEST
fgets(lc1Buf, sizeof(lc1Buf), szpFpA);
if (strcmp(lc1Buf, lc1Out)) {
siRes = -1;
}
#else
printf("%s", lc1Out);
#endif
//
#ifdef D_TEST
lc1Buf[0] = '\0';
fgets(lc1Buf, sizeof(lc1Buf), szpFpA);
if (strcmp(lc1Buf, "")) {
siRes = -1;
}
#endif
//
#ifdef D_TEST
fclose(szpFpI);
fclose(szpFpA);
#endif
//
#ifdef D_TEST
if (siRes == 0) {
printf("OK %d\n", piTNo);
}
else {
printf("NG %d\n", piTNo);
}
#endif
return 0;
}
int
main()
{
#ifdef D_TEST
int i;
for (i = D_TEST_SNO; i <= D_TEST_ENO; i++) {
fMain(i);
}
#else
fMain(0);
#endif
return 0;
}
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