首頁(yè) 猿問(wèn) 這道是百錢白雞問(wèn)題，為什么老是輸出空白的

這道是百錢白雞問(wèn)題，為什么老是輸出空白的

Java

erutdioup8556 2015-10-13 18:24:37

public?class?Test9?{ public?static?void?main(String[]?args) { int?a,b,c; for(a=0;a<=20;a++) for(b=0;b<=33;b++) for(c=0;c<=100;c++) { if((a*5+b*3+c==100)&&(a+b+c/3==100)) { System.out.println(a+b+c); } } } }

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已采納

dumbaodouble

TA貢獻(xiàn)17條經(jīng)驗(yàn) 獲得超3個(gè)贊

/**
?*?編寫Java應(yīng)用程序，中國(guó)古時(shí)有人提出“百錢買百雞”，
?*?即：公雞5元一只，母雞3元一只，小雞1元三只，
?*?問(wèn)：最終可買到公雞、母雞、小雞分別是多少？i,j,k
?*?i=>[1,19];j=[1,31];
?*?(k==100-i-j)&&(15*i+9*j+k==300);
?*?
?*/


public?class?test01?{
????public?static?void?main(String[]args){
????????
????????int?count=0;
????????for(int?i=1;i<=19;i++){
????????????for(int?j=1;j<=31;j++){
????????????????int?k=100-i-j;
????????????????if(15*i+9*j+k==300){
????????????????????count++;
????????????????????System.out.println("第"+count+"種方案："+"公雞"+i+"只，母雞"+j+"只，小雞"+k+"只。");
????????????????}
????????????}
????????}
????}

}

反對(duì) 回復(fù) 2015-10-13

erutdioup8556
非常感謝！

回復(fù) 2015-10-19

大蝦丶米

TA貢獻(xiàn)3條經(jīng)驗(yàn) 獲得超3個(gè)贊

public static void main(String[] args) {
?? ??? ?int a, b, c;
?? ??? ?for (a = 0; a <= 20; a++)
?? ??? ??? ?for (b = 0; b <= 33; b++)
?? ??? ??? ??? ?for (c = 0; c <= 300; c = c + 3) {
?? ??? ??? ??? ??? ?if (5 * a + 3 * b + c / 3 == 100 && a + b + c == 100)
?? ??? ??? ??? ??? ??? ?System.out.println("雞翁" + a + "個(gè),雞母" + b + "個(gè),雞雛" + c+ "個(gè)");
?? ??? ??? ??? ?}
?? ?}