44 lines
1.0 KiB
C++
44 lines
1.0 KiB
C++
#include <cstdio>
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#include <cstring>
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using namespace std;
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int main()
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{
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int n;
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double d;
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char* time = new char[8];
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scanf("%d%lf", &n, &d);
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int num;
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while(scanf("%d", &num) != EOF)
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{
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int sec = 0;
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int flag = 0;
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for(int i = 0; i < n; i++)
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{
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scanf("%s", time);
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if(time[0] == '-')
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{
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flag = 1;
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}
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else
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{
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sec += (time[0] - '0') * 3600 + ((time[2] - '0') * 10 + time[3] - '0') * 60 + (time[5] - '0') * 10 + time[6] - '0';
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}
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}
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if(flag == 0)
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{
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sec = int(sec * 1.0 / d + 0.5);
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int minute = sec / 60;
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int second = sec % 60;
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printf("%3d: %d:", num, minute);
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if(second < 10)
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printf("0");
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printf("%d min/km\n", second);
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}
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else
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{
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printf("%3d: -\n", num);
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}
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}
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return 0;
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}
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