#include<iostream> using namespace std; int main() { int t; cin >> t; while(t --) { int n; cin >> n; int cnt = 0; while(n --) { int a; cin >> a if(a==2) cnt ++; } cout << cnt << endl; } return 0; } /* Main.cc: In function 'int main()': Main.cc:15:12: error: expected ';' before 'if' cin >> a ^ ; if(a==2) cnt ++; ~~ */ |
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