#include<iostream> #include<cmath> #include<string> #include<ctype.h> using namespace std; int main() { int t; cin >> t; //getchar(); while (t--) { string s; cin >> s; int len = s.size(); int num1 = 0, num2 = 0; int i = 0; if (isdigit(s[i])) { while (isdigit(s[i])&& i < len) { num1 = num1 * 10 + s[i] - '0'; i++; } } else if (s[i] == '+') { i++; while (isdigit(s[i])&& i < len) { num1 = num1 * 10 + s[i] - '0'; i++; } } else if (s[i] == '-') { i++; while (isdigit(s[i])&& i < len) { num1 = num1 * 10 + s[i] - '0'; i++; } num1 *= -1; } while (!isdigit(s[i])) { i++; } //i--; if (s[i - 1] == '+') { while (isdigit(s[i]) && i < len) { num2 = num2 * 10 + s[i] - '0'; i++; } } else if (s[i-1] == '-') { while (isdigit(s[i]) && i < len) { num2 = num2 * 10 + s[i] - '0'; i++; } num2 *= -1; } int sum = num1 + num2; cout << sum << endl; } } |
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