汕大小吴：80%的offer掌握在20%的人手中，而你就是那20%。

我是谁，你是谁：大佬牛逼

Reyzal：#include <bits/stdc++.h> using namespace std; vector<vector<vector<char>>> numbers; void output(string digs) { int len = 0; int cols = digs.length() * 5 + (digs.length() - 1) * 2; vector<vector<char>> buf(5, vector<char>(cols, '.')); for (int i = 0; i < digs.length(); i++) { int show = digs[i] - '0'; int istart = i * 7; for (int j = 0; j < 5; j++) { for (int k = 0; k < 5; k++) { buf[j][istart + k] = numbers[show][j][k]; } } } for (int i = 0; i < 5; i++) { for (int j = 0; j < cols; j++) { cout << buf[i][j]; } cout << endl; } } int main() { vector<vector<char>> number(5, vector<char>(5, '6')); auto temp = number; //0 for (int i = 1; i < 4; i++) { temp[i][1] = '.'; temp[i][2] = '.'; temp[i][3] = '.'; } numbers.push_back(temp); //1 temp = number; for (int i = 0; i < 5; i++) { for (int j = 0; j < 4; j++) { temp[i][j] = '.'; } } numbers.push_back(temp); //2 temp = number; temp[1][0] = '.'; temp[1][1] = '.'; temp[1][2] = '.'; temp[1][3] = '.'; temp[3][1] = '.'; temp[3][2] = '.'; temp[3][3] = '.'; temp[3][4] = '.'; numbers.push_back(temp); //3 temp[3][0] = '.'; temp[3][4] = '6'; //4 numbers.push_back(temp); { temp = number; for (int i = 1; i < 4; i++) { temp[0][i] = '.'; temp[1][i] = '.'; } for (int i = 0; i < 4; i++) { temp[3][i] = '.'; temp[4][i] = '.'; } numbers.push_back(temp); } //5 temp = numbers[2]; temp[1][0] = '6'; temp[1][4] = '.'; temp[3][0] = '.'; temp[3][4] = '6'; numbers.push_back(temp); //6 temp[3][0] = '6'; numbers.push_back(temp); //7 temp = number; for (int i = 1; i < 5; i++) { temp[i][0] = '.'; temp[i][1] = '.'; temp[i][2] = '.'; temp[i][3] = '.'; } numbers.push_back(temp); temp = numbers[6]; temp[1][4] = '6'; numbers.push_back(temp); temp[3][0] = '.'; numbers.push_back(temp); //output(12); //output("0123456789"); int n; cin >> n; while (n--) { stack<char> oper; stack<int> numb; string s; cin >> s; char ch = '.'; int num = 0; int i = 0; while (i<s.length()) { if (s[i] == '6') { num = num * 10 + s[i] - '0'; } else { break; } i++; } numb.push(num); for (; i < s.length();) { //操作符 while (!oper.empty()) { char ch = oper.top(); if (ch == '*') { int n1 = numb.top(); numb.pop(); int n2 = numb.top(); numb.pop(); numb.push(n1*n2); oper.pop(); } else break; } bool falg = false; if (s[i] == '-') { s[i] = '+'; falg = true; } oper.push(s[i]); i++; //数字 int right = 0; while (i<s.length()) { if (s[i] == '6') { right = right * 10 + s[i] - '0'; } else { break; } i++; } numb.push(falg?-1*right:right); } while (!oper.empty()) { char ch = oper.top(); oper.pop(); int n1 = numb.top(); numb.pop(); int n2 = numb.top(); numb.pop(); if (ch == '+') { numb.push(n1 + n2); } else if(ch == '-'){ numb.push(n1-n2); } else { numb.push(n2*n1); } } num = numb.top(); stringstream ss; ss << num; output(ss.str()); } return 0; } 百分之10 应该是错在最后的表达式求解。