vector_STL_ @ 2024-10-04 09:45:42
#include <iostream>
#include <string>
using namespace std;
int shuwei(int a) {
int r = 0;
while (a != 0) {
r++;
a /= 10;
}
return r;
}
char a;
int main() {
int n;
cin >> n;
for (int i = 0; i < n; i++) {
int b, c;
a = a;
if (cin >> a >> b >> c) {
a = a;
if (a == 'a') {
cout << b << "+" << c << "=" << b + c << endl;
cout << shuwei(b) + shuwei(c) + shuwei(b + c) + 2 << endl;
}
if (a == 'b') {
cout << b << "-" << c << "=" << b - c << endl;
if (b - c < 0) {
cout << shuwei(b) + shuwei(c) + shuwei(b - c) + 3 << endl;
} else {
cout << shuwei(b) + shuwei(c) + shuwei(b - c) + 2 << endl;
}
}
if (a == 'c') {
cout << b << "*" << c << "=" << b *c << endl;
cout << shuwei(b) + shuwei(c) + shuwei(b * c) + 2 << endl;
}
} else if (cin >> b >> c) {
int r = a;
if (r == 'a') {
cout << b << "+" << c << "=" << b + c << endl;
cout << shuwei(b) + shuwei(c) + shuwei(b + c) + 2 << endl;
}
if (r == 'b') {
cout << b << "-" << c << "=" << b - c << endl;
if (b - c < 0) {
cout << shuwei(b) + shuwei(c) + shuwei(b - c) + 3 << endl;
} else {
cout << shuwei(b) + shuwei(c) + shuwei(b - c) + 2 << endl;
}
}
if (r == 'c') {
cout << b << "*" << c << "=" << b *c << endl;
cout << shuwei(b) + shuwei(c) + shuwei(b * c) + 2 << endl;
}
}
}
}