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| 练习3.17 int main(){ vector<string> v2; string t ; while (cin >> t){ for (auto &c : t){ if (!isupper(c)) c = toupper(c); } v2.push_back(t); cout << v2[v2.size() - 1] << endl;
}
return 0l; } 3.18 int I = 42; ivec.push_back(i)
3.19 vector<int> ivec (10) vector<int> ivec {1,1,1,1,1,1,1,1,1,1,1}
3.20 (1) int main(){ int m; vector<int> i; int o; while (cin >> m) i.push_back(m); for (unsigned n = 0; n < i.size()-1; ++n) {
o = i[n] + i[n+1]; cout << o << endl; }
return 0l; } (2) int main(){ int m; vector<int> i; int o; while (cin >> m) i.push_back(m); for (unsigned n = 0; n < i.size()/2; ++n) {
o = i[n] + i[i.size()-n-1]; cout << o << endl; }
return 0l; } | ||||
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