49 lines
999 B
C++
49 lines
999 B
C++
#include <bits/stdc++.h>
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using namespace std;
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/**
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* 功能：将字符串转为整数
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* 作者：黄海
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* 时间：2019-11-24
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* @param str
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* @return
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*/
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unsigned int stou(const string &str) {
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unsigned int n;
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stringstream ssTmp(str);
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ssTmp >> n;
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return n;
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}
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long long getSenconds(string temp) {
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int count = 0;
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int shi, fen, miao = 0;
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string str = "";
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for (int i = 0; i < temp.size(); i++) {
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if (temp[i] != ':') {
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str += temp[i];
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} else {
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count++;
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if (count == 1) shi = stou(str);
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if (count == 2) fen = stou(str);
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str = "";
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}
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}
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miao = stou(str);
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return shi * 60 * 60 + fen * 60 + miao;
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}
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int main() {
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ios::sync_with_stdio(false); //读入输出优化的强迫症
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string a, b;
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int c;
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cin >> a >> b >> c;
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long long q = getSenconds(b) - getSenconds(a);
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cout << q * c << endl;
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return 0;
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} |