ANTICHAT — форум по информационной безопасности, OSINT и технологиям

//#include <iostream>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>

int main(){
	int mas[3][4];
	//randomize();
	srand(time(NULL));
	int i;
	int j;
	for(i=0;i<3;i++){
		for(printf("\n"),j=0;j<4;j++){
			mas[i][j]=rand()%100;
			printf("x[%d][%d]=%-4d",i,j,mas[i][j]);
		}
	}
	printf("\n");
	int min;
	int index;
	for (i=0; i<3; i++){
		index = 0;
		min = mas[i][0];
		for (j=1; j<4; j++){
			if (min > mas[i][j]){
				min = mas[i][j];
				index = j;		
			}
		}
		mas[i][index] = mas[i][i];
		mas[i][i] = min; 
	}
	for(i=0;i<3;i++){
		for(printf("\n"),j=0;j<4;j++){
			printf("x[%d][%d]=%-4d",i,j,mas[i][j]);
		}
	}
	printf("\n");
}

./test

x[0][0]=21  x[0][1]=6   x[0][2]=67  x[0][3]=58  
x[1][0]=79  x[1][1]=39  x[1][2]=47  x[1][3]=30  
x[2][0]=28  x[2][1]=10  x[2][2]=58  x[2][3]=30  

x[0][0]=6   x[0][1]=21  x[0][2]=67  x[0][3]=58  
x[1][0]=79  x[1][1]=30  x[1][2]=47  x[1][3]=39  
x[2][0]=28  x[2][1]=58  x[2][2]=10  x[2][3]=30

//#include <iostream>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>

int main(){
	int mas[3][4];
	int *pt;
	//randomize();
	srand(time(NULL));
	int i;
	int j;
	for(i=0;i<3;i++){
		pt = mas[i];
		for(printf("\n"),j=0;j<4;j++){
			*(pt+j)=rand()%100;
			printf("x[%d][%d]=%-4d",i,j,*(pt+j));
		}
	}
	printf("\n");
	int min;
	int index;
	for (i=0; i<3; i++){
		pt = mas[i];
		index = 0;
		min = *(pt + 0);
		for (j=1; j<4; j++){
			if (min > *(pt + j)){
				min = *(pt + j);
				index = j;		
			}
		}
		*(pt + index) = *(pt + i);
		*(pt + i) = min; 
	}
	for(i=0;i<3;i++){
		pt = mas[i];
		for(printf("\n"),j=0;j<4;j++){
			printf("x[%d][%d]=%-4d",i,j,*(pt+j));
		}
	}
	printf("\n");
}

x[0][0]=33  x[0][1]=48  x[0][2]=44  x[0][3]=60  
x[1][0]=95  x[1][1]=82  x[1][2]=25  x[1][3]=59  
x[2][0]=34  x[2][1]=6   x[2][2]=44  x[2][3]=45  

x[0][0]=33  x[0][1]=48  x[0][2]=44  x[0][3]=60  
x[1][0]=95  x[1][1]=25  x[1][2]=82  x[1][3]=59  
x[2][0]=34  x[2][1]=44  x[2][2]=6   x[2][3]=45

void main()
{
	char buf[] = "eyuioa"; ///нужный нам алфавит

	char str[] = "forum.antichat.ru";
	int count = 0;
	for(int i = 0; str[i] != '\0'; i++)
	{
		for(int j = 0; buf[j] != '\0'; j++)
		{
			if(str[i] == buf[j]) { count++; break; }
		}
	}

	cout << count << endl;
}