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Create Madoka and Math Dad.cpp

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2022/Contests/Div 2/777/Programs
- Madoka and Math Dad.cpp

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`‎2022/Contests/Div 2/777/Programs/Madoka and Math Dad.cpp‎`

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	`1`	`+#include <iostream>`
	`2`	`+#include <vector>`
	`3`	`+`
	`4`	`+using namespace std;`
	`5`	`+`
	`6`	`+void solve()`
	`7`	`+{`
	`8`	`+ int sum;`
	`9`	`+ cin >> sum;`
	`10`	`+`
	`11`	`+ string answer;`
	`12`	`+ for(int i = 0, s = 0; i + 3 <= sum; i += 3, s += 3)`
	`13`	`+ {`
	`14`	`+ answer += "21";`
	`15`	`+ }`
	`16`	`+`
	`17`	`+ switch(sum%3)`
	`18`	`+ {`
	`19`	`+ case 2 : answer += "2"; break;`
	`20`	`+ case 1 : if(sum == 1)`
	`21`	`+ {`
	`22`	`+ answer = "1";`
	`23`	`+ }`
	`24`	`+ else`
	`25`	`+ {`
	`26`	`+ answer = "1" + answer;`
	`27`	`+ }`
	`28`	`+ }`
	`29`	`+`
	`30`	`+ cout << answer << "\n";`
	`31`	`+}`
	`32`	`+`
	`33`	`+int main()`
	`34`	`+{`
	`35`	`+ int no_of_test_cases;`
	`36`	`+ cin >> no_of_test_cases;`
	`37`	`+`
	`38`	`+ while(no_of_test_cases--)`
	`39`	`+ solve();`
	`40`	`+`
	`41`	`+ return 0;`
	`42`	`+}`
	`43`	`+`
	`44`	`+`
	`45`	`+`

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