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若运行时输入：2<CR>,则以下程序的运行结果是。#include <stdio.h>void main(void){char class;printf("Enter 1 for 1st class post or 2 for 2nd post");scanf("%c",&class);if (class=='1') printf("1st class postage is 19p");else printf("2nd class postage is 14p");}

若运行时输入：2,则以下程序的运行结果是。#include void main(void){char class;printf("Enter 1 for 1st class post or 2 for 2nd post");scanf("%c",&class);if (class=='1') printf("1st class postage is 19p");else printf("2nd class postage is 14p");}

发布时间：2025-06-15 05:29:26

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答案：2nd class postage is 14p

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若运行时输入：2<CR>,则以下程序的运行结果是 。#include <stdio.h>void main(void){char class;printf("Enter 1 for 1st class post or 2 for 2nd post");scanf("%c",&class);if (class=='1') printf("1st class postage is 19p");else printf("2nd class postage is 14p");}

若运行时输入：2<CR>,则以下程序的运行结果是。#include <stdio.h>void main(void){char class;printf("Enter 1 for 1st class post or 2 for 2nd post");scanf("%c",&class);if (class=='1') printf("1st class postage is 19p");else printf("2nd class postage is 14p");}