UVa: 12502 (Three Families)



// http://uva.onlinejudge.org/external/125/12502.html
// Runtime: 0.008s
// Tag: simple math

// @BEGIN_OF_SOURCE_CODE

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <cstring>
#include <string>
#include <cctype>
#include <stack>
#include <queue>
#include <list>
#include <vector>
#include <map>
#include <sstream>
#include <cmath>
#include <bitset>
#include <utility>
#include <set>
#include <numeric>
#include <ctime>

#define Inf 2147483647
#define Pi acos(-1.0)
#define N 1000000
#define LL long long

inline LL Power(int b, int p) { LL ret = 1; for ( int i = 1; i <= p; i++ ) ret *= b; return ret; }
const int dr [] = {-1, -1, 0, 1, 1, 1, 0, -1};
const int dc [] = {0, 1, 1, 1, 0, -1, -1, -1};

#define F(i, a, b) for( int i = (a); i < (b); i++ )
#define Fs(i, sz) for( size_t i = 0; i < sz.size (); i++ )
#define Fe(i, x) for(typeof (x.begin()) i = x.begin(); i != x.end (); i++)
#define Set(a, s) memset(a, s, sizeof (a))
#define max(a, b)  (a < b ? b : a)
#define min(a, b)  (a > b ? b : a)

using namespace std;

int main () 
{
	int testCases; scanf ("%d", &testCases);

	while ( testCases-- ) {
		int x, y, z;
		scanf ("%d %d %d", &x, &y, &z);

		int totalWorkHour = x + y;
		int totalWorkMinute = totalWorkHour * 60;
		int eachShareMinute = totalWorkMinute / 3;
		int familyAExtraMinute = x * 60 - eachShareMinute;
		if ( familyAExtraMinute <= 0 ) printf ("0\n");
		else printf ("%d\n", (z * familyAExtraMinute) / eachShareMinute);
	}

	return 0;
}

// @END_OF_SOURCE_CODE
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