【算法学习】-常见输入输出方式

hdu-1089

AC代码:

//hdu-1089【A+B for Input-Output Practice (I) 】 
#include<stdio.h>
int main(){
	int a,b;
	while(~scanf("%d%d",&a,&b)){
		printf("%d\n",a+b);
	}
	return 0;
}

hdu-1090

AC代码:

//hdu-1090【A+B for Input-Output Practice (II)】
#include<stdio.h>
int main(){
	int n,a,b;
	scanf("%d",&n);
	while(n--){
		scanf("%d%d",&a,&b);
		printf("%d\n",a+b);
	}
	return 0;
} 

hdu-1091

AC代码:

//A+B for Input-Output Practice (III)
#include<stdio.h>
int main(){
    int a,b;
    while(scanf("%d%d",&a,&b)&&(a||b)){
        printf("%d\n",a+b);
    }
    return 0;
}

hdu-1092

AC代码:

//A+B for Input-Output Practice (IV) 
#include<stdio.h>
int main(){
    int n,a;
    while(scanf("%d",&n)&&n){
        int sum=0;
        while(n--){
        scanf("%d",&a);
        sum+=a;
        }
        printf("%d\n",sum);
    }
    return 0;
}

hdu-1093

AC代码:

//A+B for Input-Output Practice (V)
#include<stdio.h>
int main(){
    int t,n,a;
    scanf("%d",&t);
    while(t--){
        scanf("%d",&n);
        int s=0;
        while(n--){
            scanf("%d",&a);
            s+=a;
        }
        printf("%d\n",s);
    }
    return 0;
}

hdu-1094

AC代码:

//A+B for Input-Output Practice (VI)
#include<stdio.h>
int main(){
    int n,a;
    while(~scanf("%d",&n)){
        int s=0;
        while(n--){
            scanf("%d",&a);
            s+=a;
        }
        printf("%d\n",s);
    }
    return 0;
}

hdu-1095

AC代码:

//A+B for Input-Output Practice (VII)
#include<stdio.h>
int main(){
    int a,b;
    while(scanf("%d%d",&a,&b)!=EOF){
        printf("%d\n\n",a+b);
    }
    return 0;
}

hdu-1096

AC代码:

//A+B for Input-Output Practice (VIII)
#include<stdio.h>
int main(){
    int t,n,a;
    scanf("%d",&t);
    while(t--){
        scanf("%d",&n);
        int s=0;
        while(n--){
            scanf("%d",&a);
            s+=a;
        }
        (t!=0)?printf("%d\n\n",s):printf("%d\n",s);
    }
    return 0;
}