题解（求点赞）
2026-09-21 18:50:53
发布于：广东
执行用时：0ms
内存消耗：1.38MB
击败了94.13%的用户
击败了100.00%的用户
#include <unistd.h>
static char inBuf[1 << 10];
static int inLen = 0, inPos = 0;
inline int readChar() {
if (inPos == inLen) {
inLen = read(0, inBuf, sizeof(inBuf));
inPos = 0;
if (inLen <= 0) return -1;
}
return inBuf[inPos++];
}
inline int readInt() {
int c = readChar();
while (c <= ' ') { if (c == -1) return 0; c = readChar(); }
int x = 0;
while (c > ' ') { x = x * 10 + (c - '0'); c = readChar(); }
return x;
}
static char outBuf[16];
static int outLen = 0;
inline void outInt(int v) {
if (v == 0) { outBuf[outLen++] = '0'; return; }
char tmp[12]; int tl = 0;
while (v) { tmp[tl++] = '0' + v % 10; v /= 10; }
while (tl) outBuf[outLen++] = tmp[--tl];
}
int main() {
int h1 = readInt(), m1 = readInt(), s1 = readInt();
int h2 = readInt(), m2 = readInt(), s2 = readInt();
int t1 = h1 * 3600 + m1 * 60 + s1;
int t2 = h2 * 3600 + m2 * 60 + s2;
int ans = t2 - t1;
if (ans < 0) ans += 86400;
outInt(ans);
outBuf[outLen++] = '\n';
write(1, outBuf, outLen);
return 0;
}
全部评论 2
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2026-09-21 来自 广东
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