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๐Ÿฆ€ CodeUp - ๊ธฐ์ดˆ 100์ œ

์ฝ”๋“œ์—… (Code up) 1010~1027 (์ž…์ถœ๋ ฅ) [ C++, CPP ]

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๋ฌธ์ œ ๋งํฌ :https://codeup.kr/problemsetsol.php?psid=23

 

๋ฌธ์ œ์ง‘ / ๊ธฐ์ดˆ 100์ œ

 

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*1010๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int a;
    cin >> a;
    cout << a ;
}

 

 

*1011๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    char c;
    cin >> c;
    cout << c;
}

 

 

*1012๋ฒˆ

#include <iostream>
#include <iomanip>
using namespace std;
int main(){
    float n ;
    cin >> n;
    cout << fixed << setprecision(6) << n;
}

๊ธฐ๋ณธ์ ์œผ๋กœ ์ˆซ์ž๋ฅผ ์ถœ๋ ฅํ• ๋•Œ cout์˜ ์ •๋ฐ€๋„๋Š” 6์ด๋‹ค. (์ฆ‰, ์ž์ฒด์ ์œผ๋กœ 6๊ฐœ์˜ ์ˆซ์ž๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค.) 

ํ•˜์ง€๋งŒ ๋ฌธ์ œ์—์„œ ์ œ์‹œ๋œ ์˜ˆ์‹œ๋Š” 7์ž๋ฆฌ ์ˆ˜์ด๋ฏ€๋กœ ์ถœ๋ ฅ์ž๋ฆฟ์ˆ˜ ์กฐ์ •์ด ํ•„์š”ํ•˜๋‹ค. iomanipํ—ค๋”์˜ setprecision๊ธฐ๋Šฅ์„ ์‚ฌ์šฉํ•ด์•ผํ•œ๋‹ค.

fixed์™€ setprecisino์„ ๊ฐ™์ด ์“ฐ๊ฒŒ๋˜๋ฉด, ์†Œ์ˆ˜์ ๋งŒ n์ž๋ฆฌ์ˆ˜ ์ถœ๋ ฅํ•ฉ๋‹ˆ๋‹ค.

fixed๊ฐ€ ์—†๋‹ค๋ฉด, ์ •์ˆ˜์™€ ์†Œ์ˆ˜๋ถ€๋ถ„์„ ํ•ฉ์ณ์„œ n์ž๋ฆฌ์ˆ˜๋กœ ์ถœ๋ ฅํ•˜๊ฒŒ ๋ฉ๋‹ˆ๋‹ค.

 

 

*1013๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int a,b;
    cin >>a >>b;
    cout <<a<<" "<<b;
}

 

*1014๋ฒˆ

 

#include <iostream>
using namespace std;
int main(){
    char a, b;
    cin>>a>>b;
    cout<<b<<" "<<a;
}

 

 

*1015๋ฒˆ

#include <iostream>
#include <iomanip>

using namespace std;
int main(){
    float a;
    cin >> a;
    cout << fixed << setprecision(2)<<a;    
}

// fixed(์†Œ์ˆ˜์ ์„ ๊ณ ์ •) + setprecision(2) = ์†Œ์ˆ˜์  ์•„๋ž˜ 2์ž๋ฆฌ๊นŒ์ง€ ์ถœ๋ ฅํ•œ๋‹ค.

 

 

*1017๋ฒˆ

 

#include <iostream>
using namespace std;
int main(){
    int n;
    cin >> n;
    cout << n<<" "<<n<<" "<<n;
}

*1018๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int h, m;
    scanf("%d:%d",&h,&m);
    printf("%d:%d",h,m);
    }

 

*1019๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int y,m,d ;
    scanf("%d.%d.%d",&y,&m,&d);
    printf("%.4d.%.2d.%.2d",y,m,d);
}

 

*1020๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int f,b;
    scanf("%d-%d",&f,&b);
    printf("%.6d%.7d",f,b);
}

 

*1021๋ฒˆ

#include <iostream>
#include <string>
using namespace std;
int main(){
    string a;
    cin >> a ;
    cout << a;
}

 

*1022๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    char a[2000];
    cin.getline(a,2000,'\n');
    cout << a ;
}

 

*1023๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int a,b;
    scanf("%d.%d",&a,&b);
    cout <<a << endl << b;
}

 

*1024๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    char a[21];
    cin >> a ;
    for(int i=0;a[i]!=0;i++){
        cout<<"'" <<a[i]<<"'" <<endl;

    }
}

 

*1025๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int a,s,d,f,g;
    scanf("%1d%1d%1d%1d%1d",&a,&s,&d,&f,&g);
    printf("[%d0000]\n[%d000]\n[%d00]\n[%d0]\n[%d]\n",a,s,d,f,g);

}

 

*1026๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int h,m,s;
    scanf("%d:%d:%d",&h,&m,&s);
    printf("%d",m);
}

 

*1027๋ฒˆ

#include <iostream>
using namespace std;
int main(){
    int y,m,d;
    scanf("%d.%d.%d",&y,&m,&d);
    printf("%.2d-%.2d-%.4d",d,m,y);
}

 

 

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ํฌ์ŠคํŒ… ์ฃผ์†Œ๋ฅผ ๋ณต์‚ฌํ–ˆ์Šต๋‹ˆ๋‹ค

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