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                ??碼云GVP開源項目 12k star Uniapp+ElementUI 功能強大 支持多語言、二開方便! 廣告
                1055. 集體照 (25) 拍集體照時隊形很重要,這里對給定的N個人K排的隊形設計排隊規則如下: 1. 每排人數為N/K(向下取整),多出來的人全部站在最后一排; 后排所有人的個子都不比前排任何人矮; 2. 每排中最高者站中間(中間位置為m/2+1,其中m為該排人數,除法向下取整); 3.每排其他人以中間人為軸,按身高非增序,先右后左交替入隊站在中間人的兩側(例如5人身高為190、188、186、175、170,則隊形為175、188、190、186、170。這里假設你面對拍照者,所以你的左邊是中間人的右邊); 4.若多人身高相同,則按名字的字典序升序排列。這里保證無重名。 現給定一組拍照人,請編寫程序輸出他們的隊形。 輸入格式: 每個輸入包含1個測試用例。每個測試用例第1行給出兩個正整數N(<=10000,總人數)和K(<=10,總排數)。隨后N行,每行給出一個人的名字(不包含空格、長度不超過8個英文字母)和身高([30, 300]區間內的整數)。 輸出格式: 輸出拍照的隊形。即K排人名,其間以空格分隔,行末不得有多余空格。注意:假設你面對拍照者,后排的人輸出在上方,前排輸出在下方。 輸入樣例: 10 3 Tom 188 Mike 170 Eva 168 Tim 160 Joe 190 Ann 168 Bob 175 Nick 186 Amy 160 John 159 輸出樣例: Bob Tom Joe Nick Ann Mike Eva Tim Amy John 代碼如下: #include<stdio.h> #include<stdlib.h> #define con -1 #define cha 1 typedef struct{ char name[9]; int height; }stu; int cmp(const void *a, const void *b) { stu *pa; stu *pb; int i; pa = (stu *)a; pb = (stu *)b; if (pa->height > pb->height) { return con; } else if (pa->height < pb->height) { return cha; } else if (pa->height == pb->height) { for (i = 0; pa->name[i] && pb->name[i]; i++) { if (pa->name[i] != pb->name[i]) { return pa->name[i] - pb->name[i]; } else continue; } } } int main() { stu *group; int n, k,surplus,m,*groupnum,count,i,j,countn=0,mc,tallnum; int tallnuma; scanf("%d%d", &n, &k); group = (stu *)malloc(sizeof(stu)*n); groupnum = (int *)malloc(sizeof(int)*n); for (i = 0; i < n; i++) { scanf("%s %d", group[i].name, &group[i].height); } qsort(group, n, sizeof(stu), cmp); m = n / k; surplus = n - k*m; tallnuma = surplus + m; mc = tallnuma; tallnum = tallnuma; for (i = 0,count=1; i < n; count++,i++) { if(i<tallnuma){ if (i % 2 == 0&& (tallnuma / 2 + count / 2)<n) { groupnum[tallnuma/ 2 + count / 2] = i; } else if(i % 2 == 1 && (tallnuma/2 - count / 2)<n){ groupnum[tallnuma / 2 - count / 2] = i; } ; } else { if (i == tallnum) { count = 1; tallnum = -1; } if (countn == m) { countn = 0; count = 1; mc=mc+m; } if (count% 2 == 1&&( m/ 2 +mc+ count / 2)<n) { groupnum[m / 2 +mc+ count / 2] = i; countn++; } else if(count%2==0&&(m / 2+ +mc-count / 2)<n){ groupnum[m / 2 +mc- count / 2] = i; countn++; } } } for (i = 0; i < n; i++) { if (i < tallnuma) { if (i != tallnuma - 1) { printf("%s ", group[groupnum[i]].name); } else printf("%s", group[groupnum[i]].name); } else { if (i == tallnuma) { countn = 0; printf("\n"); } if(countn!=m-1) printf("%s ", group[groupnum[i]].name); else { printf("%s", group[groupnum[i]].name); } countn++; if (countn == m) { countn = 0; printf("\n"); } } } return 0; }
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